[ { "question_id": "0000", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0000.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why does the baseball game in the video not seem to be in progress?", "options": { "A": "The game has not yet started, and the players are warming up", "B": "The game is over, and the players are taking short breaks and light exercise", "C": "The game has been suspended and the players are taking a short break", "D": "The game has begun, and it's not time to pitch yet" }, "answer": "D" }, { "question_id": "0001", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0001.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video displays a player sprinting intensely. Based on the player's body language and the context of play, what represents the specific behavior occurring?", "options": { "A": "The player is performing a \"Home Run Trot\" after clearing the outfield fence, signaling a guaranteed score.", "B": "The player is an outfielder executing a \"Route Efficiency\" maneuver to cut off a ball headed for the gap.", "C": "The player is a \"Batter-Runner\" sprinting to first base to beat the throw from an infield grounder.", "D": "The player is executing a \"Delayed Steal,\" attempting to advance to the next base while the catcher throws the ball back to the pitcher." }, "answer": "C" }, { "question_id": "0002", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0002.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What happened before that caused many players to be on the move in the video? ", "options": { "A": "After the game, the baseball players gather on the field.", "B": "The baseball players are making preparations before the game.", "C": "The players of the attacking team and the defending team swap positions.", "D": "The baseball player is running the bases." }, "answer": "B" }, { "question_id": "0003", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0003.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason why this happens in the video?", "options": { "A": "A baseball game was currently underway on the field.", "B": "The baseball game was ready to start.", "C": "The baseball game was over.", "D": "Spectators were watching outside the competition venue." }, "answer": "B" }, { "question_id": "0004", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0004.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for the player in red moving left in the video?", "options": { "A": "Prepare to receive the ball.", "B": "Adjust the position.", "C": "Prepare to pitch.", "D": "Dodge the incoming ball." }, "answer": "A" }, { "question_id": "0005", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0005.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the two youth teams arranged formally along the baselines of the baseball field, what is the most probable purpose of this specific formation?", "options": { "A": "To participate in a pre-game ceremony, which often includes player introductions and the national anthem.", "B": "To form the traditional post-game handshake line to display sportsmanship after the final out.", "C": "To listen to a pre-game safety briefing from the umpires regarding field conditions and rules.", "D": "To assemble for a league-wide opening day parade before all the scheduled games begin." }, "answer": "A" }, { "question_id": "0006", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0006.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the context of a baseball game and the composition of the group on the pitcher's mound, what is the most likely preceding event?", "options": { "A": "A coach has called a timeout for a mound visit to discuss pitching strategy with his players.", "B": "The referee is explaining the rules before the game and communicating with both teams.", "C": "The game has been paused while players inspect an unsafe condition on the pitcher's mound.", "D": "The pitcher has been struck by a batted ball, causing players from both teams to gather in concern." }, "answer": "B" }, { "question_id": "0007", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0007.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What are the reasons for the movements of those players in the video?", "options": { "A": "The players are doing warm-up exercises in place.", "B": "The game ends and the players are waiting in place.", "C": "During the game, the players are moving to catch the ball.", "D": "The preparatory actions before the baseball game begins." }, "answer": "D" }, { "question_id": "0008", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0008.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the behavior of a player falling in this video?", "options": { "A": "The athlete suddenly lost his balance and fell to the ground.", "B": "The player's fall was caused by intense competitive actions.", "C": "The player was tripped by the foot of the second baseman.", "D": "This player stepped on a baseball bat on the field and fell down." }, "answer": "B" }, { "question_id": "0009", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0009.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for the baseball player in this video to be moving?", "options": { "A": "Try to interfere with the judgment of the opposing player and make tactical movements.", "B": "The match has entered a critical stage, and the players are actively moving according to the strategy.", "C": "In order to receive the teammate's pass, move to the receiving position in advance.", "D": "The players are doing movement training on the field to warm up." }, "answer": "D" }, { "question_id": "0010", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0010.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the play shown, what is the primary reason the batter and the runner on first base were able to advance safely?", "options": { "A": "The outfielders were positioned too shallow, which allowed the well-hit ball to get past them.", "B": "The runner on first base began stealing second base as the pitch was thrown, getting a significant head start.", "C": "The batter successfully hit the ball into the outfield, providing enough time for the runners to advance.", "D": "The pitcher's throw was a wild pitch that the catcher couldn't handle, allowing the runners to take the next base." }, "answer": "C" }, { "question_id": "0011", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0011.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the fundamental rules of baseball depicted, what is the primary mechanism that legally mandates the simultaneous advancement of the players?", "options": { "A": "The \"bases loaded\" condition, which automatically activates the Infield Fly Rule and requires runners to tag up before advancing.", "B": "The transition of the batter into a batter-runner upon putting the ball in play, which instantly creates a force play at every occupied base.", "C": "The visual confirmation that the ball has passed the infielders, which signals the \"green light\" strategy for all runners to round the bases.", "D": "The lead runner vacating third base to sprint for home, which tactically compels the trailing runners to fill the open bases behind him to prevent a double play. (" }, "answer": "B" }, { "question_id": "0012", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0012.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the players standing outside the three-point line in this video?", "options": { "A": "Prepare to shoot a three-pointer.", "B": "Waiting for teammates to pass the ball.", "C": "Defend against the opposing player.", "D": "Conduct warm-up activities." }, "answer": "A" }, { "question_id": "0013", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0013.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Analyzing the sequence of the play, what was the primary tactical purpose behind the shirtless player throwing the basketball against the garage door?", "options": { "A": "He was attempting a complex trick shot by banking the ball off the garage door and then the backboard, but aborted the shot mid-play to pass to his open teammate instead.", "B": "He executed a shot fake to get the defender off his feet, then used the wall to pass the ball to himself around the defender, which opened up a clear passing lane to his teammate for an easy score.", "C": "Frustrated by the defender, he threw the ball in anger but was able to recover the unexpected bounce and salvage the play with a last-second pass.", "D": "He intended to bounce-pass the ball off the wall directly to his teammate under the basket, but misjudged the angle, forcing him to catch the errant pass himself before re-distributing the ball." }, "answer": "B" }, { "question_id": "0014", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0014.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the player dribbling with both hands in the video?", "options": { "A": "Perform a variety show.", "B": "Prepare to pass.", "C": "Practice dribbling skills.", "D": "Try to break through the defense." }, "answer": "C" }, { "question_id": "0015", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0015.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the player in red clothing and gray pants jumping in this video?", "options": { "A": "Prepare to grab the rebound.", "B": "Celebrate the score.", "C": "Do warm-up exercises.", "D": "Try to block the opponent's shot." }, "answer": "D" }, { "question_id": "0016", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0016.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the players standing outside the three-point line in this video?", "options": { "A": "Prepare to shoot a three-pointer.", "B": "Wait for teammates to pass the ball.", "C": "Just standing there casually to rest.", "D": "Conduct warm-up activities." }, "answer": "A" }, { "question_id": "0017", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0017.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the player in the blue shirt stepping beyond the three-point line happen in the video?", "options": { "A": "Preparing to pass.", "B": "Prepare for a three-step layup.", "C": "Complete the defense task.", "D": "Conduct warm-up activities." }, "answer": "B" }, { "question_id": "0018", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0018.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the bearded player in black clothing successfully grabbing the rebound happen in the video?", "options": { "A": "The player in black clothing with a beard has a height advantage, which is beneficial for grabbing rebounds.", "B": "The teammate in a black shirt with a beard helped him grab the rebound.", "C": "The player in the black shirt with a beard successfully positioned himself, limiting the opponent's ability to grab the rebound.", "D": "The player in black with a beard positions himself closer to the basket when going for the rebound." }, "answer": "C" }, { "question_id": "0019", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0019.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The player in the video executes a common basketball move by dribbling towards the hoop, gathering the ball, and taking two steps before shooting. What is the primary purpose of this specific footwork?", "options": { "A": "To perform a 'Euro step' and deceive an imaginary defender by changing direction.", "B": "To set up for a 'step-back' jump shot by creating separation from the hoop.", "C": "To establish a pivot foot for a 'post-up' move with his back to the basket.", "D": "To legally advance to the basket for a layup while maintaining momentum." }, "answer": "D" }, { "question_id": "0020", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0020.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the man's complete sequence of actions on the basketball court, what is the most direct and immediate purpose of his dribbling?", "options": { "A": "To establish a rhythm and position himself for an imminent shot attempt.", "B": "To begin a drive towards the basket for a layup or close-range shot.", "C": "To demonstrate his ball-handling skills to the person filming him from the side.", "D": "To wait for the other players near the far basket to clear the court before starting a game." }, "answer": "A" }, { "question_id": "0021", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0021.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the interaction between the player and the drone, what is the most direct and logical cause for the drone's sudden upward acceleration?", "options": { "A": "The drone's advanced object tracking system misinterpreted the player's throwing motion as a launch command and began a pre-programmed ascent sequence.", "B": "The operator rapidly increased the drone's altitude to avoid being hit after the player in the whit shirt feigned throwing the ball at it.", "C": "The drone interacted with the athlete in the blue jersey and pretended to be startled.", "D": "The player was signaling the end of the game, prompting the operator to initiate the 'Return to Launch' procedure, which starts by ascending to a safe height." }, "answer": "C" }, { "question_id": "0022", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0022.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the on-court action, what is the primary reason the player in the grey shirt forgoes a shot and passes to a teammate?", "options": { "A": "The player in grey identifies a defensive mismatch where his teammate in the black 'BROOKLYN 8' jersey is open, choosing to pass to exploit the opponent's defensive lapse.", "B": "The player in grey attempts to execute a pick-and-roll, but the defender's positioning disrupts the play, forcing him to reset the offense by passing the ball out.", "C": "The player in grey intentionally draws the defender's attention to create space for other teammates, passing the ball as part of an offensive set aimed at getting the player in blue an open shot.", "D": "The defender in the black shirt applies tight defensive pressure, effectively cutting off the grey player's lane to the basket and blocking any clear shooting opportunity." }, "answer": "D" }, { "question_id": "0023", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0023.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the player in the gray short sleeve getting this shooting opportunity in the video?", "options": { "A": "The player in the gray short sleeve received a pass from the player in blue, gaining a shooting opportunity.", "B": "The player in the gray short sleeve shirt grabbed the offensive rebound, thus gaining a shooting opportunity.", "C": "The player in the gray short sleeves breaks through by dribbling, getting a chance to shoot after shaking off the defense.", "D": "The player in the gray short sleeves made a positioning error in defense, leaving him space to shoot." }, "answer": "B" }, { "question_id": "0024", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0024.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the blue-shirted player blocking in front of the red-shirted player in the video?", "options": { "A": "Perform defense to prevent the player in red from breaking through or shooting.", "B": "Teach the red-shirt player how to dribble past opponents.", "C": "Prepare to receive the pass from the player in red.", "D": "To communicate with the player in red." }, "answer": "B" }, { "question_id": "0025", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0025.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the action unfolding near the basket on the left, what is the most direct, observable reason the two players at the far end of the court are not participating?", "options": { "A": "They are likely conserving energy by not running back on defense, a common strategy in informal games.", "B": "They are offensive players waiting in a 'cherry-picking' position for a potential fast-break opportunity.", "C": "Their position on the opposite side of the court makes them too distant to engage in the play.", "D": "They are waiting for the outcome of the shot to get into position for the next play." }, "answer": "C" }, { "question_id": "0026", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0026.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the player in the dark blue short sleeves getting the ball in the video?", "options": { "A": "The player in the dark blue short sleeve received the ball through a pass from a teammate.", "B": "The player in the dark blue short sleeves intercepted the ball from the opponent and gained possession of it.", "C": "The player in the dark blue short sleeves received the pass after being shielded by his teammate.", "D": "The player in the dark blue short sleeve shirt grabbed the rebound and got the ball." }, "answer": "D" }, { "question_id": "0027", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0027.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Which of the following accurately describes the sequence of events that led to the successful basketball shot?", "options": { "A": "The ball was passed to a teammate", "B": "The ball went through the net cleanly.", "C": "The ball banked off the backboard and into the net", "D": " The shot was missed." }, "answer": "B" }, { "question_id": "0028", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0028.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the basketball play from an overhead perspective, what is the primary defensive objective of the player in the dark top who jumps simultaneously with the shooter?", "options": { "A": "To contest the shot by raising his hands to obstruct the shooter's vision and potentially block or alter the flight of the ball.", "B": "He is attempting to draw an offensive foul by establishing a legal guarding position within his vertical cylinder before the shooter initiates contact.", "C": "He is anticipating a missed shot and performing a 'box out' to gain a positional advantage for the defensive rebound.", "D": "He is signaling for a 'fast break' by raising his hands, indicating to his teammates to start running down the court for an easy score if he gets the rebound." }, "answer": "A" }, { "question_id": "0029", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0029.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the man in red passed the ball to the man in the gray vest happen in the video?", "options": { "A": "It is possible that the man in red was tightly pressed by the defender and forced to make a hasty pass.", "B": "The man in the gray vest may be the captain, and according to tactics, he must be prioritized for the pass.", "C": "It is possible that the teammate next to him asked the man in red to pass the ball to the man in gray.", "D": "Everyone takes turns shooting, and the man in gray is queued behind the man in red." }, "answer": "D" }, { "question_id": "0030", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0030.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What happened before that caused the all players gathering under the hoop in the video?", "options": { "A": "Pre-position defensively against the shooting action of the player in yellow clothing.", "B": "The offensive team and the defensive team executed offensive and defensive transitions.", "C": "The players are defending under the basket to prevent the opponent from scoring with a layup.", "D": "The players are having a tactical discussion under the hoop, adjusting their offensive strategy." }, "answer": "B" }, { "question_id": "0031", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0031.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the man began to dribble after catching the ball happen in the video?", "options": { "A": "Starting to dribble after catching the ball is to look for fast break opportunities.", "B": "Starting to dribble after catching the ball is to practice dribbling skills.", "C": "Dribble the ball to a distance for shooting practice after receiving the pass.", "D": "Starting to dribble after catching the ball is meant to consume time." }, "answer": "C" }, { "question_id": "0032", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0032.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What happened before that caused the player in black shorts jumping in the video?", "options": { "A": "It is to perform a feint and confuse the opponent.", "B": "It is to avoid the collision with the opposing player.", "C": "It is to block the opponent's shot.", "D": "It is to gain a favorable position near the rebound." }, "answer": "C" }, { "question_id": "0033", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0033.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "In the basketball play shown, the player in the blue-green shirt runs from the wing towards the teammate handling the ball at the top of the key. Based on his path and final position, what is the most probable offensive tactic being executed?", "options": { "A": "He is setting an on-ball screen (a 'pick') to impede the ball-handler's defender, aiming to create a scoring advantage for his teammate.", "B": "He is 'clearing out' his side of the floor to create an isolation situation, allowing the ball-handler to play one-on-one against his defender.", "C": "He is making a 'V-cut' by faking towards the ball-handler before cutting sharply towards the basket to receive a pass for a layup.", "D": "He is moving to receive a dribble handoff from the ball-handler, allowing him to attack the defense with momentum.", "E": "He is running to set a flare screen for the teammate on the right wing, helping that player get open for a shot away from the ball." }, "answer": "A" }, { "question_id": "0034", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0034.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the man throws the ball away that occurred in the video?", "options": { "A": "He is training the accuracy of basketball passing in coordination with his partner.", "B": "He is casually throwing things around without any specific purpose.", "C": "He is clearing the balls off the basketball court and tossing them to the side.", "D": "He is helping his teammates with shooting practice on the court." }, "answer": "D" }, { "question_id": "0035", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0035.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the player in black shorts bumping into the player in red shorts in this video?", "options": { "A": "It is to disrupt their offensive rhythm, making it difficult for them to dribble.", "B": "It is to gain position and compete for rebounds.", "C": "It is to execute tactics and create offensive space for teammates.", "D": "It is to create opportunities for teammates in cover tactics." }, "answer": "B" }, { "question_id": "0036", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0036.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What key factor contributed most directly to the successful shot by the player in the white shirt?", "options": { "A": "A teammate set an effective off-ball screen, freeing him up for the pass.", "B": "The shooter executed a quick catch-and-shoot before the defender could effectively contest.", "C": "He created separation from his defender by making a sharp cut towards the ball.", "D": "The defense was disorganized after a fast break, leaving the shooter unguarded." }, "answer": "B" }, { "question_id": "0037", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0037.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the player walking towards the three-point line with the ball in the video?", "options": { "A": "Prepare to attempt a shot from beyond the three-point line to score more points in the game.", "B": "Practice freely: after retrieving the rebound, proceed to the shooting position.", "C": "Ready to substitute players for a one-on-one basketball match.", "D": "Conduct pre-game three-point shooting drills." }, "answer": "B" }, { "question_id": "0038", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0038.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the short-sleeved player in the video walking to the basket that occurred in the video?", "options": { "A": "Prepare to make a layup or shooting move, and attempt to score.", "B": "Walk freely to the basket, without a specific purpose.", "C": "Go under the basket to pick up the ball so that you can continue playing basketball.", "D": "In order to communicate with others under the basketball hoop." }, "answer": "C" }, { "question_id": "0039", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0039.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most accurate description of the offensive play executed by the man in the yellow vest?", "options": { "A": "He drives towards the basket to draw a defender, intending to pass to an open teammate.", "B": "He positions himself for a set three-point shot but decides to drive when a defender closes in.", "C": "He dribbles inside the arc to a favorable spot to take a running hook shot.", "D": "He attempts to drive all the way to the rim for a layup but is stopped by the defender in purple." }, "answer": "C" }, { "question_id": "0040", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0040.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the initial actions in the video, what is the most accurate reason for the four children being clustered together under the hoop with their arms raised?", "options": { "A": "The player in the grey 'VANS' shirt attempted an alley-oop pass to a teammate, leading everyone to jump for the ball.", "B": "A shot was just missed, and they are all competing to secure the rebound.", "C": "They are playing a game of 'tips,' where the objective is to continuously tip the ball against the backboard or into the hoop without it hitting the ground.", "D": "The players are executing a defensive 'box out' drill, focusing on preventing each other from getting close to the basket." }, "answer": "B" }, { "question_id": "0041", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0041.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the coordinated actions of the paddlers and the parallel formation of the boats, what is the most accurate description of the event shown in the video?", "options": { "A": "The yellow dragon boat team has established a leading advantage.", "B": "A team member on the green dragon boat team has suffered an injury.", "C": "The boat closest to the shore is not included in the ranking of the dragon boat race.", "D": "A total of four teams are participating in the dragon boat race." }, "answer": "C" }, { "question_id": "0042", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0042.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video captures a complex scene with multiple rowing crews, numerous swimmers in the water, and spectators on the bank. What is the most comprehensive and likely explanation for this event?", "options": { "A": "The event is a traditional 'Bumps' regatta, where the swimmers are enthusiastic supporters or 'bank party' members who have jumped into the river to celebrate their crew catching the one ahead.", "B": "This is a major open-water swimming marathon, and the rowing shells are acting as official pace-setters and safety escort vessels, a common practice for ensuring swimmer safety and maintaining race rhythm.", "C": "A university rowing team is performing a specialized training drill against their triathlon club teammates, designed to accustom the rowers to the chaotic water conditions of a multi-sport event.", "D": "The scene depicts a multi-sport race, possibly a type of aquathlon or a unique local event, where teams are competing in both a rowing leg and a swimming leg simultaneously or in close succession." }, "answer": "D" }, { "question_id": "0043", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0043.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most probable purpose of the people‘s actions in this scene？", "options": { "A": "The personnel on the shore were participating in a synchronized competition.", "B": "The team members on the black boat were maintaining their leading position.", "C": "The team members on the white boat were trying hard to catch up.", "D": "The personnel on the shore were keeping race records." }, "answer": "A" }, { "question_id": "0044", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0044.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary purpose of the coordinated activity shown in the video?", "options": { "A": "The crews are competing against each other in an organized dragon boat race.", "B": "The crews are conducting a final, full-speed practice run along the course, marked by buoys, before the main competition begins.", "C": "They are performing a synchronized paddling demonstration for a festival hosted at the large building on the shore.", "D": "The boats are paddling in formation as part of a ceremonial escort out of the harbor." }, "answer": "A" }, { "question_id": "0045", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0045.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering all the activities visible in the video, what is the most probable reason for the event taking place?", "options": { "A": "A rowing team is conducting a timed practice session, while a local swimming club happens to be training in the same stretch of river.", "B": "The participants are engaged in a competitive race that involves both a rowing crew and a team of swimmers.", "C": "This is a safety drill where the rowing crew acts as a support vessel for a long-distance swimming event.", "D": "The event is a promotional video shoot for a local sports festival, staging a mock race between rowers and swimmers." }, "answer": "B" }, { "question_id": "0046", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0046.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the person in gray clothes turning back to look in the video?", "options": { "A": "Because she needs to check the position behind her in order to adjust the rowing rhythm.", "B": "Because she wanted to check if there was any malfunction at the stern of her rowing boat.", "C": "Because she suddenly remembered that her belongings were left on the shore.", "D": "Because she felt she had gone in the wrong direction, she turned back to check the route." }, "answer": "A" }, { "question_id": "0047", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0047.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, which of the following options correctly describes what happened during this period?", "options": { "A": "A green vehicle kept the lead all the time.", "B": "One vehicle overtook two rival vehicles in a row.", "C": "The rankings of several vehicles did not change during this period.", "D": "The red vehicle was overtaken by two other vehicles one after another all the time." }, "answer": "B" }, { "question_id": "0048", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0048.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for the vehicle's movement in the video?", "options": { "A": "Because the vehicle participates in races on the track.", "B": "Because the vehicle is performing nighttime road cleaning operations.", "C": "Because the vehicle is an unmanned experimental car, it is conducting automated driving experiments.", "D": "Because the vehicle is conducting a nighttime emergency rescue drill." }, "answer": "A" }, { "question_id": "0049", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0049.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for the vehicle in the video to be drifting?", "options": { "A": "Because this vehicle was forced to drift due to brake failure.", "B": "Because the vehicle skidded out of control due to tire slip, causing displacement.", "C": "Because drifting is caused by driving skills during a car race.", "D": "Because this vehicle is a modified car, it is being tested for drifting performance." }, "answer": "C" }, { "question_id": "0050", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0050.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most probable reason for the organized movement of the sprint cars on the dirt track at night?", "options": { "A": "They are completing a ceremonial parade lap for the spectators before the event begins.", "B": "They are participating in a qualifying session to determine their starting positions for the main race.", "C": "They are pacing under a caution period or lining up for a restart during a competitive race.", "D": "They are testing new vehicle setups during an open practice session unrelated to a specific race." }, "answer": "C" }, { "question_id": "0051", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0051.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the vehicle driving at high speed on the track shown in the video?", "options": { "A": "Test the extreme performance of the vehicle.", "B": "Shoot a promotional video for the car.", "C": "There is no traffic control on the racetrack.", "D": "Participate in racing competitions." }, "answer": "D" }, { "question_id": "0052", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0052.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary purpose for the large crowd gathering in the open area?", "options": { "A": "To attend an outdoor music concert.", "B": "To visit a city-sponsored night market featuring food stalls and live entertainment.", "C": "To participate in a rooftop bar's grand opening celebration with string lights and music.", "D": "To watch a public broadcast of a major event on a large outdoor screen." }, "answer": "A" }, { "question_id": "0053", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0053.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What happened in the video？", "options": { "A": "There were almost no audience members at the concert venue.", "B": "The concert was drawing to a close, and the audience were leaving in an orderly manner.", "C": "More and more people were arriving one after another to watch the concert.", "D": "There was still ample space at the concert venue to accommodate new audience members." }, "answer": "C" }, { "question_id": "0054", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0054.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what specific type of event are the people in the video attending?", "options": { "A": "A free summer concert series hosted by the local park district.", "B": "An outdoor screening of a famous jazz concert film, accompanied by a live tribute band.", "C": "An outdoor jazz music festival.", "D": "The dedication ceremony for a new outdoor amphitheater, featuring a local jazz ensemble." }, "answer": "C" }, { "question_id": "0055", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0055.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the stage setup, performers, and audience, what is the most accurate description of the event shown?", "options": { "A": "The audience at the venue was very enthusiastic and crazy.", "B": "The venue was almost completely full.", "C": "The singers have just paused their performance to interact with the audience.", "D": "Quite a few audience members have already left one after another." }, "answer": "B" }, { "question_id": "0056", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0056.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the prominent, elaborate stage, the massive audience, the fleet of tour buses and semi-trucks, and the surrounding fairground environment with a dirt track, what is the primary event?", "options": { "A": "A championship dirt track racing event, with a post-race concert for the fans.", "B": "A state fair where the concert is one of many attractions, alongside agricultural exhibits and midway games.", "C": "A large-scale outdoor music festival or concert, featuring a major touring act as the main draw.", "D": "A corporate product launch, using the venue for vehicle demonstrations on the track and a sponsored musical performance." }, "answer": "C" }, { "question_id": "0057", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0057.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence in the video, what is the most probable reason for the massive display of lights from the audience during the concert?", "options": { "A": "The widespread lights are an unintentional side effect of thousands of fans recording the show, with their phone flashes automatically activating in the low-light conditions.", "B": "Each light is a special, Bluetooth-enabled wristband distributed by the event, and the waving is required to synchronize them with the complex lighting cues from the main stage.", "C": "The audience is collectively expressing their engagement and appreciation for the artist, creating a visually stunning and emotionally charged atmosphere.", "D": "This is a pre-organized 'fan ocean' project, where attendees were instructed via fan forums to turn on their lights during a specific slow song as a surprise for the performer." }, "answer": "C" }, { "question_id": "0058", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0058.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary reason for the large crowd gathering.", "options": { "A": "To watch a pop music performance.", "B": "To hold a parade.", "C": "To watch a symphony performance.", "D": "To watch a rock band performance." }, "answer": "D" }, { "question_id": "0059", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0059.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most accurate description of the event shown in the video, based on the stage design, lighting, and crowd behavior?", "options": { "A": "An outdoor theatrical performance of a fantasy epic, with the structure serving as a castle or temple set.", "B": "A large-scale music festival, likely focused on electronic dance music (EDM).", "C": "The opening ceremony for a major international event, featuring a spectacular light and sound show.", "D": "A modern, multimedia religious revival event, using a cathedral-like stage to attract a younger audience." }, "answer": "B" }, { "question_id": "0060", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0060.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the crowd gathering here that occurred in the video?", "options": { "A": "Participate in light art activities.", "B": "Participate in night parades.", "C": "Host a fluorescent party.", "D": "Carry out group games." }, "answer": "A" }, { "question_id": "0061", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0061.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the central event that has gathered this large crowd at the poolside venue?", "options": { "A": "A fundraising gala for a local charity, with the musical performance being background entertainment.", "B": "A live concert by a band performing on a fully equipped stage.", "C": "The main stage of a large-scale electronic dance music (EDM) festival.", "D": "The filming of a music video for the band on stage, using the attendees as extras." }, "answer": "B" }, { "question_id": "0062", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0062.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most accurate description of the event shown in the video?", "options": { "A": "The audience is at a multi-stage music festival, watching one of the headline acts.", "B": "A famous band is recording a live concert album or music video in front of an audience.", "C": "A band is performing a live concert for a large audience.", "D": "The crowd is watching a multimedia light show synchronized with a live musical performance." }, "answer": "C" }, { "question_id": "0063", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0063.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What might have happened before the people's actions in the video?", "options": { "A": "The police and the crowd did not clash.", "B": "The number of police officers was gradually decreasing.", "C": "The conflict between the police and the crowd had resulted in injuries to some civilians.", "D": "The crowd provoked the police." }, "answer": "C" }, { "question_id": "0064", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0064.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the number of police is increasing in the video?", "options": { "A": "There has been a clash between the public and the police, and additional police forces have arrived quickly.", "B": "The scale of this protest march has expanded several times, and more police forces have now been required.", "C": "There have been other emergencies nearby that require assistance.", "D": "All the citizens have gotten into conflict with the police, so more police have been sent." }, "answer": "A" }, { "question_id": "0065", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0065.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the context of a public police action involving the detainment of an individual, what is the most likely primary reason multiple bystanders are filming the event?", "options": { "A": "To capture the specific moment police use force, in anticipation of filing a formal complaint against the officers involved.", "B": "To create an independent record of the entire police interaction for accountability and as potential evidence.", "C": "They are professional journalists, including the person with the large camera, assigned to cover a pre-planned police operation.", "D": "To show solidarity with the individual on the ground and use the presence of cameras to deter police from escalating their actions." }, "answer": "B" }, { "question_id": "0066", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0066.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most likely reason for the coordinated police advance against the crowd shown in the video?", "options": { "A": "A protester in a black hoodie initiated a physical confrontation, prompting the police to push back.", "B": "The police are performing a crowd control maneuver to move or disperse the protesters.", "C": "The police are pushing through the crowd to arrest the woman in the pink hoodie.", "D": "Protesters were using the poles of their red flags to try and break the police line." }, "answer": "B" }, { "question_id": "0067", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0067.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary reason the people in the foreground are being sprayed with a high-pressure water jet?", "options": { "A": "To separate two rival factions within the protest, one identified by the yellow banner and the other by a black flag with a circular emblem.", "B": "In response to a protester with a black flag falling to the ground, the water jet is being used to disperse the surrounding crowd and allow for medical aid.", "C": "They are participants in a protest, holding a banner against racism and fascism, and are being targeted by crowd control measures.", "D": "As part of a street cleaning operation following the protest, as the individuals holding the yellow banner are obstructing the path of the cleaning vehicle." }, "answer": "C" }, { "question_id": "0068", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0068.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary tactical function of the police's shield formation as shown in the video?", "options": { "A": "To initiate an offensive push to disperse the protesters waving Italian flags.", "B": "To guide the crowd of protesters along a pre-approved parade route.", "C": "To provide cover while preparing to arrest specific individuals identified within the crowd.", "D": "To establish a defensive line to absorb pressure from the agitated crowd and maintain control of their position." }, "answer": "D" }, { "question_id": "0069", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0069.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the arrangement of police personnel and vehicles, what is the most likely reason for their significant presence in the square?", "options": { "A": "To monitor and control a large-scale public gathering or protest centered around the monument.", "B": "The police are forming a cordon to provide a security escort for the crowd, which is assembling for a permitted city parade.", "C": "A high-profile dignitary is scheduled to visit the monument, and the police have established a security perimeter, attracting a crowd of onlookers.", "D": "The police vans have been strategically parked to create a traffic diversion for an event elsewhere, and the crowd at the monument is an unrelated, spontaneous gathering." }, "answer": "A" }, { "question_id": "0070", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0070.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the police rushing in to subdue the man in this video?", "options": { "A": "The man suddenly felt unwell and fainted, and the police rushed forward to provide first aid.", "B": "The man violated a certain order maintained by the police.", "C": "This is a counter-terrorism drill, where police demonstrate how to subdue volunteers acting as perpetrators.", "D": "This is a filming set for a movie or TV show, where police actors are performing according to the script." }, "answer": "B" }, { "question_id": "0071", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0071.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary reason for the crowd parting and moving aside in the video?", "options": { "A": "A police vehicle is advancing, compelling the crowd to clear a path for it to pass through.", "B": "Riot police on foot are forming a line and physically pushing the crowd to one side of the street.", "C": "A sudden commotion, such as a thrown object, originated from the center of the crowd, causing people to scatter.", "D": "The protestors are executing a planned maneuver to part ways, possibly as a form of symbolic demonstration." }, "answer": "A" }, { "question_id": "0072", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0072.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the high-angle view, what is the primary reason for the large formation of riot police advancing on the street?", "options": { "A": "The police are advancing to extinguish a fire started by protesters near the construction site, which is causing smoke to fill the street.", "B": "The police are forming a protective cordon to escort the white van and buses through a hostile crowd.", "C": "The police are managing a large-scale protest, pushing back demonstrators to control the crowd and clear the street.", "D": "The police have been deployed to prevent protesters from storming the adjacent construction site and are pushing them away from its perimeter." }, "answer": "C" }, { "question_id": "0073", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0073.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What might have caused the conflict and chaos in this video?\n", "options": { "A": "Lawbreakers were carrying out intentional attacks on police officers.", "B": "Unfair law enforcement by the police has aroused public resentment.", "C": " A large-scale running race was being held, and the police were maintaining order.", "D": "The masses were holding a demonstration, and the police were conducting control." }, "answer": "D" }, { "question_id": "0074", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0074.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence of the confrontation, what is the most probable general situation being depicted?", "options": { "A": "Riot police are in the process of dispersing a large-scale public demonstration.", "B": "Police are attempting to push through the crowd to arrest specific instigators wearing red shirts at the center of the commotion.", "C": "Protesters waving the Mexican flag are trying to break through a police line to reach a specific location or building.", "D": "A national celebration or parade has been disrupted by protesters, prompting riot police to intervene and separate the groups." }, "answer": "A" }, { "question_id": "0075", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0075.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the interactions between the officers in riot gear and the civilians, what is the primary reason for the police deployment shown in the video?", "options": { "A": "To form a blockade with police vans in response to a sudden escalation of crowd unruliness.", "B": "To provide a high-security escort for a political figure passing through the public square.", "C": "To conduct a realistic anti-riot training exercise in a public setting.", "D": "To manage and maintain order during a large-scale public protest or demonstration." }, "answer": "D" }, { "question_id": "0076", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0076.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the visible stage of this causeway construction, what is the most critical engineering task being executed by the large crane in the background?", "options": { "A": "To lower a large-diameter steel pile into a guide frame before it is driven into the seabed to form a new pier foundation.", "B": "To assemble a specialized piece of heavy equipment, such as a launching gantry, which will be used to incrementally place the subsequent sections of the bridge deck.", "C": "To install a permanent steel tower section that will form part of the main pylon for a future cable-stayed span.", "D": "To lift a complete, pre-cast concrete box girder segment from a barge and position it onto the bridge piers." }, "answer": "B" }, { "question_id": "0077", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0077.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the action that the large machinery is performing in this video?", "options": { "A": "Hoisting building materials.", "B": "Assist in the construction of scaffolding.", "C": "Carry out building façade repair operations.", "D": "Lifting construction equipment." }, "answer": "B" }, { "question_id": "0078", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0078.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary purpose of the coordinated operation of the crane and boom lift in this construction scene?", "options": { "A": "To erect the building's primary steel superstructure.", "B": "To install the exterior curtain wall and glazing.", "C": "To conduct a final structural integrity and safety inspection.", "D": "To pour the concrete for the upper floor slabs." }, "answer": "A" }, { "question_id": "0079", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0079.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial perspective of this large-scale industrial construction project, what is the primary operational purpose of the numerous large cranes visible on site?", "options": { "A": "To install heavy industrial equipment, such as the large dome-topped vessels, into the nearly completed framework.", "B": "To move building materials and components from the distant laydown yards to the immediate construction area for assembly.", "C": "To set up the foundational support systems and pour concrete for the multi-story structures.", "D": "To assemble the main steel superstructure by precisely lifting and positioning prefabricated structural components." }, "answer": "D" }, { "question_id": "0080", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0080.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the action that the excavator is doing that occurred in the video?", "options": { "A": "Level the site, and treat the surface of the site flat through excavation, landfill and other operations.", "B": "Excavate materials, excavate soil, sand and gravel and other materials.", "C": "Loading operations, excavated earthworks, etc., are transferred to the truck.", "D": "Clean up the rubble, excavate and clean up building ruins, garbage, etc." }, "answer": "C" }, { "question_id": "0081", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0081.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the time-lapse sequence, what is the primary operational purpose of the tower crane's movement?", "options": { "A": "To clear the initial location to allow workers access for rebar installation.", "B": "To lift and position a new section of the crane's mast in preparation for a vertical extension ('jumping').", "C": "To relocate a large formwork panel from a completed section to the next area scheduled for a concrete pour.", "D": "To hoist materials delivered at street level up to the top floor for staging." }, "answer": "C" }, { "question_id": "0082", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0082.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the cyclists' formation, attire, and the type of venue, what is the most likely activity being depicted?", "options": { "A": "They are a professional cycling team conducting a group training session to practice drafting and cornering.", "B": "They are participating in a recreational gran fondo or charity ride on a car-free circuit.", "C": "They are completing a warm-up lap together before the start of an individual time trial competition.", "D": "They are competing in a cycling race on a closed road course." }, "answer": "D" }, { "question_id": "0083", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0083.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the cyclists' formation and attire, what is the most probable reason for their activity?", "options": { "A": "They are competing in an organized bicycle race on a closed course.", "B": "They are part of a cycling team's organized training session.", "C": "They are participating in a large-scale, non-competitive charity bike tour.", "D": "They are a recreational cycling group on a leisurely weekend tour of the countryside." }, "answer": "A" }, { "question_id": "0084", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0084.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the bicycle jumps up happen in the video?", "options": { "A": "The bicycle loses control and skids while riding at high speed.", "B": "Practicing mountain bike tricks, actively trying to jump.", "C": "There are many raised stones on the road, causing a bumpy ride.", "D": "The bicycle seat has a problem, causing the rider to bounce continuously." }, "answer": "B" }, { "question_id": "0085", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0085.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most accurate reason for the rider's abrupt pivot and hop maneuver on the narrow, rocky trail?", "options": { "A": "The rider's rear tire lost traction on the loose scree, necessitating a quick hop to regain balance and prevent a fall.", "B": "A large, immovable rock was blocking the direct path of the turn, forcing the rider to lift and hop the bike around it.", "C": "The trail's switchback was too tight and steep to be ridden conventionally, requiring a technical hop to reposition the bike and continue safely.", "D": "The rider was demonstrating a 'trackstand hop,' a trials skill, primarily to showcase technical ability for the camera." }, "answer": "C" }, { "question_id": "0086", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0086.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial view, what is the primary focus of the firefighting operation?", "options": { "A": "Preventing the fire from spreading to the adjacent house and nearby trees.", "B": "Conducting a large-scale training exercise involving multiple fire engines and a ladder truck.", "C": "Extinguishing a fire that has severely damaged the roof of a two-story house.", "D": "Responding to a fire that started in the backyard shed and spread to the main house's roof." }, "answer": "C" }, { "question_id": "0087", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0087.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence in the video, what is the most accurate description of the situation?", "options": { "A": "Firefighters are responding to a fire that originated from a multi-car collision on the snow-covered street.", "B": "A fire department is engaged in extinguishing an active structural fire in a densely populated urban area.", "C": "A scheduled controlled burn is being conducted on a derelict building as part of a winter fire-response training exercise.", "D": "Emergency crews are primarily focused on evacuating adjacent buildings due to the heavy smoke, with the fire truck providing backup water supply." }, "answer": "B" }, { "question_id": "0088", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0088.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial view of the firefighting operation, what is the primary purpose of deploying the ladder truck's elevated master stream onto the roof of the burning house?", "options": { "A": "To conduct 'hydraulic ventilation' by aiming the stream into the attic space to force smoke and superheated gases out, making it safer for firefighters to enter from the ground floor.", "B": "To deliver a large volume of water to overwhelm and 'knock down' the main body of a well-advanced fire from a safe distance.", "C": "To apply a specialized firefighting foam blanket, as the heavy smoke indicates the fire likely originated from flammable liquids stored in the garage.", "D": "To execute a defensive 'exposure protection' tactic, wetting the roof of the burning structure to prevent embers from being carried by the wind to adjacent properties." }, "answer": "B" }, { "question_id": "0089", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0089.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial view of the incident, what is the most plausible sequence of events?", "options": { "A": "A severe mechanical failure in the telehandler caused it to ignite while it was being used to clear hay from a previous, unrelated accident, leading to a larger fire.", "B": "A truck's cargo of hay bales caught fire during transport. The driver pulled to the shoulder, and a telehandler is now assisting firefighters by separating the burning bales to extinguish the fire.", "C": "A wildfire spreading from the adjacent field engulfed the rear of the hay truck as it was passing. The driver stopped, and the telehandler is being used to salvage the unburnt bales from the front of the trailer.", "D": "Spontaneous combustion occurred within the hay bales on the truck. The driver jettisoned the burning cargo onto the roadside, but the fire ignited the dry grass, requiring firefighters and heavy equipment to prevent it from spreading." }, "answer": "B" }, { "question_id": "0090", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0090.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the scene, which statement best explains the ongoing activity involving the house and the water streams?", "options": { "A": "This is a fire department training exercise involving a controlled burn of a derelict building.", "B": "A demolition crew is using high-pressure water jets to suppress dust while dismantling the damaged structure.", "C": "Firefighters are actively battling a significant structural fire that has engulfed the upper levels of the house.", "D": "The main blaze has been extinguished, and the water is being used solely to cool down remaining hotspots and prevent flare-ups." }, "answer": "C" }, { "question_id": "0091", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0091.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary objective of the firefighters' water stream directed at the burning building?", "options": { "A": "To manage a controlled training burn, which is being safely observed by the gathered crowd of onlookers.", "B": "To directly extinguish the flames and cool the burning structure, thereby stopping the fire's progression.", "C": "To create a water curtain to prevent the intense heat and embers from igniting the dry woods located behind the house.", "D": "To suppress the large plume of smoke, reducing air pollution and improving visibility for the emergency crews on the ground." }, "answer": "B" }, { "question_id": "0092", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0092.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most direct reason the driver of the grey car decides to turn around?", "options": { "A": "The driver noticed the 'AREA SPEED LIMIT 25' sign, realized they had entered a private residential zone, and decided to turn back.", "B": "The car has reached the end of a cul-de-sac within the mobile home park and is performing a routine turn.", "C": "The driver is concerned about potential vehicle damage, as the wake created by the car indicates the water is deep enough to reach the engine.", "D": "The road ahead is submerged in deep floodwater, making it impassable." }, "answer": "D" }, { "question_id": "0093", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0093.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the top-down view in the video, what is the most likely reason for the distinct layer of mud coating the upper surfaces of the cars?", "options": { "A": "The cars were driven through a mudslide, splashing mud onto their bodies, before being parked in the resulting floodwater.", "B": "The cars have been submerged in sediment-laden floodwater, and the mud is residue left as the water level recedes.", "C": "Dust from a nearby source settled on the cars, and subsequent heavy rain turned it into mud while forming the deep puddles.", "D": "The rising floodwater is washing away a pre-existing thick layer of dust from the cars, leaving the upper surfaces still dirty." }, "answer": "B" }, { "question_id": "0094", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0094.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the environmental conditions shown, what is the most probable and direct reason for the white vehicle's immobility?", "options": { "A": "The vehicle's engine has likely stalled due to water intake from the flood.", "B": "The driver is cautiously waiting for the floodwaters to recede before proceeding.", "C": "The road ahead is blocked by unseen debris submerged in the water.", "D": "The driver has been instructed to stop by emergency services not visible in the frame." }, "answer": "A" }, { "question_id": "0095", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0095.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most direct and critical reason the person is positioned on the roof of the car?", "options": { "A": "The person is on the roof to safely pass their belongings to the rescuers in the approaching boat.", "B": "The force of the flowing water threatened to sweep the car away, so the person climbed on top to prepare to abandon the vehicle if it overturned.", "C": "The car was swept off the road and became lodged against the fallen tree branches visible on the right, making the doors impossible to open.", "D": "The car is significantly submerged in floodwater, forcing the occupant to seek the highest point of the vehicle to stay above the water and await rescue." }, "answer": "D" }, { "question_id": "0096", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0096.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the golden, mature state of the crop and the specific design of the large green vehicle, what is the most accurate description of the agricultural operation underway?", "options": { "A": "Applying a chemical desiccant to the crop to ensure it dries uniformly before being harvested at a later date.", "B": "Chopping the entire plant, including the grain, to create silage for livestock feed.", "C": "Performing a single-pass harvest that combines cutting the crop, separating the grain from the stalk, and cleaning the grain.", "D": "Collecting pre-cut windrows of the crop using a pickup header after the plants have been allowed to dry in the field." }, "answer": "C" }, { "question_id": "0097", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0097.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary operational reason for the combine harvester to unload its grain into the tractor-pulled grain cart while both are moving through the field?", "options": { "A": "To enable the combine harvester to operate continuously without stopping to unload, thus maximizing harvesting time and overall efficiency.", "B": "To consolidate grain into the larger-capacity grain cart, reducing the total number of trips required to transport the harvest from the field.", "C": "To reduce soil compaction by transferring the weight of the grain from the combine to the grain cart, which is better equipped for carrying heavy loads across the field.", "D": "Because the combine's grain tank is malfunctioning and cannot hold the harvested grain, requiring an immediate transfer to the adjacent cart to prevent spillage." }, "answer": "A" }, { "question_id": "0098", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0098.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the activity shown in the video, what is the primary reason for the large machine's operation in the field?", "options": { "A": "The machine is a swather cutting forage crops at night, when higher humidity helps preserve leaf quality.", "B": "The grain crops have reached maturity, and the combine harvester is collecting them before their quality degrades.", "C": "A large sprayer is applying fertilizer or pesticides, an operation often done at night to reduce wind drift and evaporation.", "D": "The field is being tilled after a previous harvest, and the dust cloud is from the dry soil being turned over under the machine's powerful lights." }, "answer": "B" }, { "question_id": "0099", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0099.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the coordinated actions of the agricultural machinery in the video, what is the primary reason for the combine harvester and the tractor-pulled grain cart to be moving in tandem?", "options": { "A": "The combine harvester's internal grain storage is full, and it is transferring the excess grain to the tractor's cart before it can resume harvesting the remaining rows.", "B": "The tractor's grain cart is equipped with a system to immediately sort the harvested grain by quality as it is being transferred from the combine, preparing it for different storage destinations.", "C": "To allow the combine harvester to unload its collected grain on the move, preventing downtime and maximizing the efficiency of the harvesting operation.", "D": "The tractor is following the combine harvester's path to immediately till the soil and chop the remaining stalks after the grain has been collected, preparing the field for the next planting season in a single pass." }, "answer": "C" }, { "question_id": "0100", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0100.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary agricultural purpose for the coordinated movement of the fleet of combine harvesters shown in the video?", "options": { "A": "This is a large-scale field demonstration to compare the operational efficiency and harvesting capabilities of different combine harvester models.", "B": "The machines are creating parallel windrows of crop residue, a necessary step to prepare the field for no-till planting in the subsequent season.", "C": "To efficiently harvest a large area of mature crops, likely to maximize yield before potential spoilage or adverse weather.", "D": "The harvesters are clearing the remaining stubble from a previously harvested field to manage pests and prepare the soil for the next crop cycle." }, "answer": "C" }, { "question_id": "0101", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0101.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on standard agricultural practices shown in the video, what is the primary reason the combine harvester unloads grain into the moving tractor-pulled cart?", "options": { "A": "To minimize soil compaction by ensuring the heavier, fully-loaded grain cart only drives on the specific tracks already created by the combine.", "B": "To conserve fuel and reduce mechanical wear, as stopping and restarting the harvesting and unloading process is less efficient for the combine's engine than maintaining a constant speed.", "C": "To allow for real-time data collection, as the grain cart is equipped with sensors that measure yield and moisture, which must be calibrated by synchronizing with the combine's forward speed.", "D": "To increase the overall speed and efficiency of the harvest by eliminating the time the combine would otherwise spend stopped and unproductive while unloading." }, "answer": "D" }, { "question_id": "0102", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0102.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the coordinated operation shown in the video, what is the primary reason the tractor with the grain cart is driving alongside the moving combine harvester?", "options": { "A": "The combine's internal grain tank has a limited capacity, and this high-yield crop requires the grain cart to immediately collect the overflow to prevent spillage.", "B": "To allow the combine harvester to unload its grain without stopping, which maximizes the time spent actively harvesting and significantly improves overall efficiency.", "C": "To distribute the total weight of the machinery and harvested grain over a wider area, minimizing soil compaction on the dry field.", "D": "The harvested grain must be transferred immediately to the specialized grain cart to begin an aeration process that prevents moisture buildup and spoilage." }, "answer": "B" }, { "question_id": "0103", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0103.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence from the aerial perspective, what is the most accurate agricultural purpose for the two machines operating in parallel?", "options": { "A": "To create firebreaks by clearing parallel strips of dry vegetation, mitigating the risk of wildfire spreading across the vast, arid field.", "B": "To conduct a large-scale soil amendment, spreading a fine layer of material, visible as dust clouds, to enrich the soil for the next planting season.", "C": "To mow and windrow the crop stalks, primarily to collect straw for livestock bedding, while leaving the less valuable grain in the field.", "D": "To harvest mature grain crops, where the machines are simultaneously cutting, threshing, and separating the grain, while expelling chaff and straw." }, "answer": "D" }, { "question_id": "0104", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0104.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the equipment attached and the state of the field, what is the primary purpose of the tractor's operation?", "options": { "A": "To till the soil and incorporate crop residue, preparing a seedbed for the next planting season.", "B": "To clear away leftover stalks and stubble from the recent harvest, leaving the field clean for the winter.", "C": "To level the field and smooth out ruts left by harvesting equipment, ensuring a flat surface.", "D": "To mix a pre-applied layer of fertilizer into the soil to enrich it for future crops." }, "answer": "A" }, { "question_id": "0105", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0105.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the coordinated movement of the two agricultural machines, what is the primary purpose of their operation in the field?", "options": { "A": "The combine harvester is clearing dry crop residue from a previous harvest, while the tractor follows with the blue grain cart, which is being used to seed a new cover crop into the cleared rows.", "B": "The combine harvester is cutting and threshing the mature crop, and the tractor with the grain cart is driving alongside to efficiently collect the harvested grain, minimizing stops for the combine.", "C": "The tractor is pulling the blue grain cart to spread fertilizer across the field, and the combine harvester is following to immediately till the fertilizer into the soil before the next planting season.", "D": "The tractor and grain cart are creating compacted tracks in the dry soil to provide a stable path for the heavy combine harvester, which is following to cut the crop." }, "answer": "B" }, { "question_id": "0106", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0106.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial view of the agricultural operation, what is the primary reason for the combine harvester's activity in the field?", "options": { "A": "The combine is clearing dry crop residue and tilling the soil, as indicated by the dust cloud, to prepare the field for the next planting season.", "B": "A period of dry weather has caused the crops to fail, so the combine is mulching the withered plants back into the soil to improve its organic content.", "C": "The machine is creating a harvest break by clearing specific rows, a technique used to manage pest movement or create access within the large field.", "D": "The crops have reached full maturity, and the combine is efficiently separating the valuable grain from the stalks before it can be damaged." }, "answer": "D" }, { "question_id": "0107", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0107.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence in the video, what is the most accurate description of the agricultural activity being performed?", "options": { "A": "The machine, a swather, is cutting the crop and laying it in windrows to dry evenly in the sun before a combine harvester collects it for threshing.", "B": "The primary goal of this operation is to chop the leftover straw and stubble after a previous grain harvest, spreading it evenly to enrich the soil for the next crop cycle.", "C": "The grain crop has reached its optimal moisture content and maturity, and the combine is threshing the plants to separate the valuable kernels from the stalks and chaff.", "D": "The machine is spraying a fine layer of diatomaceous earth over the mature crop to protect it from storage pests just before the actual harvest begins." }, "answer": "C" }, { "question_id": "0108", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0108.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the coordinated operation of the combine harvester and the tractor in the golden field, what is the primary purpose of their interaction?", "options": { "A": "To allow the combine harvester to continuously operate by unloading its harvested grain into the tractor's trailer while both are in motion.", "B": "The combine harvester cuts the crop, and the tractor follows closely to immediately bale the straw that is discharged onto the field.", "C": "The tractor is creating parallel tracks in the unharvested crop to serve as a guide for the combine harvester, ensuring straight and efficient cutting lines.", "D": "The combine harvester has a full grain tank and is transferring its load to the stationary tractor before continuing to harvest the rest of the field." }, "answer": "A" }, { "question_id": "0109", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0109.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the appearance of the golden crops and the function of the large vehicle, what is the primary agricultural activity shown in the video?", "options": { "A": "The machine is clearing the field of last season's dry crop residue to prepare the soil for a new planting cycle.", "B": "The crops have reached maturity, and a combine harvester is efficiently gathering the grain from the field.", "C": "Due to a drought, the crops have withered prematurely, and the machine is clearing the failed harvest to salvage what it can.", "D": "The machine is mowing the tall, dry plants to be baled as hay for livestock feed, which is why it's cutting them down in rows." }, "answer": "B" }, { "question_id": "0110", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0110.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video displays a common logistical chain in modern agriculture involving a combine harvester, a grain cart, and a semi-truck. What is the primary strategic reason for using the grain cart as an intermediary vehicle in this process?", "options": { "A": "To prevent the heavy, road-optimized semi-truck from causing excessive soil compaction by driving across the cultivated field, which could harm future crop yields.", "B": "The grain is being sorted by quality and moisture content within the grain cart's specialized compartments before being loaded onto the truck for delivery to different silos.", "C": "To ensure the combine harvester can operate continuously without stopping to unload, maximizing harvesting efficiency during the limited time window of peak crop readiness.", "D": "This method is required by agricultural regulations to accurately weigh the yield using the grain cart's integrated scales before the crop is transported off the farm." }, "answer": "C" }, { "question_id": "0111", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0111.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the interaction between the two vehicles in the cornfield at night, what is the most accurate description of this agricultural activity?", "options": { "A": "A forage harvester is chopping the entire corn plant for silage, and a tractor is collecting the chopped material to be transported for fermentation and storage.", "B": "The field is being prepared for the next planting season by a machine that shreds the old crop stalks while a tractor applies fertilizer for the new crop.", "C": "To maximize efficiency during the harvest, a combine is gathering mature corn grain and simultaneously transferring it to a tractor-pulled grain cart, allowing for non-stop operation.", "D": "A specialized machine is spraying the mature corn with a desiccant at night to accelerate drying before the harvest, with the tractor providing additional lighting." }, "answer": "C" }, { "question_id": "0112", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0112.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary reason for the combine harvester's operation in the field?", "options": { "A": "The crops have fully matured and dried out, making it the optimal time to harvest the grain.", "B": "The machine is clearing the field of dry, dead plants to prepare the soil for a new planting cycle.", "C": "The machine is harvesting the entire plant while it is dry to produce silage for livestock feed.", "D": "The machine is creating a preventative barrier to protect the adjacent green field from pests that may be in the dry crops." }, "answer": "A" }, { "question_id": "0113", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0113.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What caused many cars to be parked on the road in the video?", "options": { "A": "A yellow excavator is parked in the middle of the road, making it impassable.", "B": "The road collapses and is interrupted, causing many cars to stop on the road.", "C": "Several people are on the road, causing it to be impassable.", "D": "A car breaks down and is parked in the middle of the road, making it impassable." }, "answer": "B" }, { "question_id": "0114", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0114.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the land subsidence in the video?", "options": { "A": "Underground mining activities have caused collapses.", "B": "Large-scale extraction of groundwater causes ground subsidence.", "C": "The earthquake activity caused ground subsidence.", "D": "The nearby landslide caused surface deformation and subsidence." }, "answer": "C" }, { "question_id": "0115", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0115.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the landslide that occurred in the video?", "options": { "A": "The excavation of the tunnel has affected the supporting structure of the mountain.", "B": "Excessive deforestation around the mountain area has led to collapses.", "C": "The mudslide caused a landslide leading to a collapse accident.", "D": "Large-scale blasting mining activities caused vibrations that led to a landslide." }, "answer": "C" }, { "question_id": "0116", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0116.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What's the reason that the lower body of the vehicle in the video is not visible?", "options": { "A": "Because the mudslide had completely submerged the lower part of the vehicle.", "B": "Because the lower bodies of some cars had been blocked by other vehicles.", "C": "Because the vehicle's chassis had been very low.", "D": "Because the flood has completely submerged the lower part of the vehicle." }, "answer": "A" }, { "question_id": "0117", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0117.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the elaborate costumes, synchronized choreography, and large crowds, what is the most likely purpose of this street parade?", "options": { "A": "A national parade celebrating the country's founding anniversary, featuring troupes from various regions.", "B": "The opening procession for a major international cultural exchange summit hosted in the city.", "C": "A competitive street dancing event, a key feature of a traditional local festival or 'fiesta'.", "D": "A city-sponsored carnival parade designed primarily to promote tourism during the peak season." }, "answer": "C" }, { "question_id": "0118", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0118.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual cues such as the costumes, coordinated choreography, and large crowd of spectators, what is the most likely occasion for this street performance?", "options": { "A": "A parade celebrating the nation's founding day, with performers representing different provinces.", "B": "A competitive street dancing performance, which is a central part of a major local religious and cultural festival.", "C": "The closing ceremony for an international arts and culture exchange program hosted in the city.", "D": "A government-sponsored tourism campaign launch, featuring professional dancers to showcase local culture." }, "answer": "B" }, { "question_id": "0119", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0119.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the symbols and attire displayed, what is the primary purpose of the gathering shown in the video?", "options": { "A": "A street festival celebrating the arrival of summer, characterized by the participants' colorful clothing and flags.", "B": "A Pride Parade celebrating and advocating for the rights and visibility of the LGBTQ+ community.", "C": "A patriotic parade celebrating national unity and diversity, incorporating rainbow-themed versions of the national flag.", "D": "A rally promoting multiculturalism and racial harmony, using the rainbow as a universal symbol of diversity." }, "answer": "B" }, { "question_id": "0120", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0120.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the crowd holding flags in the street in this video?", "options": { "A": "Conduct political demonstrations to express political demands.", "B": "Celebrate the anniversary of the founding of a certain city.", "C": "To create momentum for the promotional activities of a movie.", "D": "Support the parade celebration after a certain sports team wins the championship." }, "answer": "A" }, { "question_id": "0121", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0121.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual cues, such as the group's formation and the items individuals are carrying, what is the most likely purpose of their collective movement?", "options": { "A": "They are participating in a public protest or demonstration.", "B": "They are walking in a local community parade or festival procession.", "C": "They are taking part in a charity fundraising walk.", "D": "They are a tour group following a guide through a historical district." }, "answer": "A" }, { "question_id": "0122", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0122.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary purpose of the crowd gathered on the sidewalk and grass?", "options": { "A": "They are lining the street to watch a parade or motorcade pass by.", "B": "They have gathered to observe a traffic incident involving one of the parked cars.", "C": "They are waiting to enter a venue for a community festival being held in the park.", "D": "They are participating in a public demonstration to voice their opinions." }, "answer": "D" }, { "question_id": "0123", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0123.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of people gathering together in the video?", "options": { "A": "Because people want to participate in street art performances.", "B": "Because people are holding a protest rally.", "C": "Because people want to attend the real estate promotional roadshow.", "D": "Because people want to hold a second-hand book market." }, "answer": "B" }, { "question_id": "0124", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0124.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the flags and signs visible in the crowd, what is the primary purpose of this gathering?", "options": { "A": "To celebrate a new treaty strengthening UK-EU relations.", "B": "A rally by 'Oxford Scientists for EU' to advocate for international research funding.", "C": "To protest against the UK's withdrawal from the European Union.", "D": "A public viewing event for a 'People's Vote' announcement." }, "answer": "C" }, { "question_id": "0125", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0125.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the context and the specific gesture, what is the most likely reason the woman in the red top waves her hand?", "options": { "A": "Waving to greet the tourists on the passing tractor-pulled vehicle.", "B": "Acknowledging and greeting the drone that is filming them from above.", "C": "Signaling the drone operator to move away, indicating a desire for privacy.", "D": "Shielding her eyes from the sun's glare to get a better look at the object in the sky." }, "answer": "B" }, { "question_id": "0126", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0126.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the context of the boat party, what is the most likely reason the man in the striped shorts is waving his arms?", "options": { "A": "He is trying to get the attention of the jet ski operator to signal that his group is ready for their turn.", "B": "He is helping the crew by guiding the boat to maintain a stable position next to the other vessel.", "C": "He noticed he was being filmed and is enthusiastically posing for the camera.", "D": "He is signaling to the people on the adjacent boat to initiate a friendly competition or dance." }, "answer": "C" }, { "question_id": "0127", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0127.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for someone raising their hand upwards in the video?", "options": { "A": "Because they are greeting their friends.", "B": "Because they are finding someone filming them.", "C": "Because they are raising their hands to like.", "D": "Because they are recording a TV program." }, "answer": "B" }, { "question_id": "0128", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0128.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual cues in the video, what is the most probable reason for this gathering?", "options": { "A": "To celebrate the grand opening of a new poolside venue.", "B": "To attend an outdoor social party or reception.", "C": "To attend a wedding reception with an all-white dress code.", "D": "To visit a garden exhibition featuring poolside sculptures." }, "answer": "B" }, { "question_id": "0129", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0129.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the entire sequence of events, from the initial gathering on the deck to the drone's flight across the yard and its return, what was the central, planned stunt involving the drone?", "options": { "A": "Capturing a dynamic video that started with the adults on the deck and then transitioned to the child playing in the yard.", "B": "Posing for a group 'dronie' (a selfie taken with a drone) as a memento of the gathering.", "C": "Performing a drone flight show to attract the guests' attention.", "D": "Demonstrating the drone's precision flying capabilities by navigating close to the guests and the house structure.", "E": "Coordinating a surprise drink delivery to the man in the pink shirt, with the woman handing it off to the drone." }, "answer": "C" }, { "question_id": "0130", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0130.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What was the reason for those people in the video to form a circle?", "options": { "A": "Because they are being filmed for a winter - themed documentary.", "B": "In order to conduct a teaching activity on winter survival skills.", "C": "To celebrate a child's birthday, a circle birthday event is held in the snow.", "D": "People are gathered in a circle to watch the performance." }, "answer": "D" }, { "question_id": "0131", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0131.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Which of the following best describes the primary purpose of the gathering shown in the video?", "options": { "A": "A large, catered first birthday party for a child.", "B": "A corporate family day sponsored by the 'Shopkins' toy company.", "C": "A community picnic organized around the 'Aljoori's Cafe' and a food truck.", "D": "An outdoor parent-child activity." }, "answer": "D" }, { "question_id": "0132", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0132.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most accurate description of the agricultural process shown and its primary goal?", "options": { "A": "Applying a soil amendment, such as lime or manure, and incorporating it deep into the soil profile to adjust pH and nutrient levels before the growing season.", "B": "Executing secondary tillage with a field cultivator to create a fine, firm, and level surface, which is the final step before the planter passes through the field.", "C": "Performing primary tillage with a moldboard plow to turn over and loosen the soil, creating a suitable seedbed for a new crop.", "D": "Breaking up a deep, compacted hardpan layer through subsoiling, a process that improves soil drainage and aeration without inverting the topsoil layers." }, "answer": "C" }, { "question_id": "0133", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0133.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the tractor's action and the resulting change in the field's appearance, what is the specific tillage practice being performed and its primary agricultural objective?", "options": { "A": "The tractor is performing secondary tillage with a disc harrow to break down large soil clods, creating a finer soil structure suitable for direct seeding.", "B": "The tractor is deep ripping with a chisel plow to alleviate subsoil compaction, a conservation method that leaves most crop residue on the surface to reduce erosion.", "C": "The tractor is using a moldboard plow for primary tillage to invert the topsoil, which buries crop residue and weeds, aerates the soil, and prepares a rough seedbed for future planting.", "D": "The tractor is strip-tilling, a practice where only narrow bands of soil are worked, leaving the residue between the tilled strips to conserve moisture and soil structure." }, "answer": "C" }, { "question_id": "0134", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0134.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary purpose of the plowing operation shown in the video?", "options": { "A": "To bury the existing surface vegetation and weeds, preventing them from competing with the new crops.", "B": "To conduct primary tillage, breaking up and aerating the soil to create a suitable seedbed for a future crop.", "C": "To break up the compacted soil surface caused by previous machinery, thereby improving water drainage.", "D": "To invert the soil profile, bringing nutrient-rich subsoil to the surface for the new seedlings." }, "answer": "B" }, { "question_id": "0135", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0135.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the agricultural machinery plowing the land that occurred in the video?", "options": { "A": "Because the land needs to be leveled to make irrigation and management easier.", "B": "Because plowing the land before sowing makes the soil loose.", "C": "Because it is necessary to clear the remaining crop residues and weeds.", "D": "Because the soil is not fertile enough, fertilizer needs to be mixed into the soil." }, "answer": "C" }, { "question_id": "0136", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0136.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary agricultural purpose of the tractor's activity in the field?", "options": { "A": "To bury the leftover stubble from the previous harvest, preventing it from interfering with the new crop's growth.", "B": "To bring deeper, more moist soil to the surface, which helps combat dry conditions for the upcoming planting.", "C": "To alleviate soil compaction caused by previous machinery, creating channels for better root penetration.", "D": "To till the soil by turning and loosening it, thereby preparing a suitable seedbed for subsequent sowing." }, "answer": "D" }, { "question_id": "0137", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0137.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary agricultural objective for operating the tractor and plow in the manner shown in the video?", "options": { "A": "To bury the previous crop's stubble and surface weeds, primarily as a method of pest and disease control.", "B": "To create deep, parallel furrows that will function as channels for efficient surface drainage or irrigation.", "C": "To mix a top layer of applied amendments, like lime or manure, deep into the soil to improve its properties.", "D": "To perform primary tillage by inverting and loosening the soil, preparing a suitable seedbed for a future crop." }, "answer": "D" }, { "question_id": "0138", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0138.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary agricultural purpose of the operation shown in the video?", "options": { "A": "To invert the soil profile, burying the stubble from the previous harvest and any surface weeds to allow them to decompose.", "B": "To perform primary tillage, which loosens and aerates the soil to create a suitable seedbed for planting a new crop.", "C": "To break up the soil compaction layer created by previous tractor passes, which can restrict root growth and water movement.", "D": "To turn over the topsoil, exposing subterranean insects and worms for predators like the bird that appears in the video." }, "answer": "B" }, { "question_id": "0139", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0139.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the agricultural machinery operating in the video?", "options": { "A": "Because this machine is needed to water crops in the fields.", "B": "Because this machine is sowing seeds.", "C": "Because the soil is not fertile enough, fertilizer needs to be mixed into the soil.", "D": "Because there is a need to clear the remaining crop residue and weeds." }, "answer": "D" }, { "question_id": "0140", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0140.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the machines being in the farmland in the video?", "options": { "A": "Because there is a need to clear the remaining crop residue and weeds.", "B": "Because ditches need to be dug for irrigation to direct water to the crops.", "C": "Because new farming equipment needs to be tried and operational tests need to be conducted.", "D": "Because the plastic films in the farmland need to be collected, the workers are cleaning the fields." }, "answer": "A" }, { "question_id": "0141", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0141.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence of the implement and its effect on the soil, what is the primary agricultural operation being performed?", "options": { "A": "Primary tillage (plowing) to invert the soil and prepare a seedbed for a future crop.", "B": "Secondary tillage (harrowing) to break up large clods and create a finer soil texture.", "C": "Subsoiling to alleviate deep soil compaction without significantly disturbing the topsoil.", "D": "Direct drilling or seeding into last season's crop residue to minimize soil erosion." }, "answer": "A" }, { "question_id": "0142", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0142.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The machine on the right is harvesting a tall green crop by chopping the entire plant and blowing it through a chute, likely into a wagon pulled by the tractor on the left. What is the most likely agricultural purpose of this operation?", "options": { "A": "To create haylage, where the crop is first mown and allowed to wilt to a lower moisture content before being chopped and stored for animal feed.", "B": "To produce silage, where the chopped, high-moisture forage is packed into a storage structure to ferment, preserving it as nutritious feed for livestock.", "C": "To harvest grain, using a combine that separates the kernels and blows the remaining chopped stalks and leaves (stover) into a wagon for use as animal bedding.", "D": "To produce green-chop, where the fresh forage is chopped daily and fed directly to livestock without any fermentation or preservation process." }, "answer": "B" }, { "question_id": "0143", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0143.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the agricultural machinery operating in this video?", "options": { "A": "Because the land needs to be leveled to facilitate subsequent mechanized operations.", "B": "Because ditches need to be dug for irrigation to direct water to the crops.", "C": "Because new farming equipment needs to be tried and operational tests need to be conducted.", "D": "Because there is a need to clear the remaining crop residue and weeds." }, "answer": "D" }, { "question_id": "0144", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0144.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the equipment being used, what is the primary agricultural purpose of the tractor's operation in the video?", "options": { "A": "To compact the soil after planting, ensuring seeds have good contact with the earth for germination.", "B": "To till the soil, breaking up compacted earth and incorporating leftover crop residue to prepare a seedbed for a future crop.", "C": "To apply a solid fertilizer or compost mix evenly across the field before the planting season.", "D": "To create deep furrows for planting specific row crops like potatoes or for irrigation purposes." }, "answer": "B" }, { "question_id": "0145", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0145.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial view, what is the primary agricultural purpose of the tractor's operation in the field?", "options": { "A": "Applying a dark-colored liquid manure or slurry as a form of fertilization.", "B": "Performing a secondary tillage operation, such as harrowing, to break up soil clods before seeding.", "C": "Harvesting a root crop, such as potatoes or sugar beets, by digging them out of the ground.", "D": "Plowing the field to invert the soil, burying crop residue and preparing a seedbed for a future crop." }, "answer": "D" }, { "question_id": "0146", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0146.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the agricultural machinery working in the fields shown in the video?", "options": { "A": "Digging drainage ditches in the fields.", "B": "Carry out combined sowing operations", "C": "mechanically level the rough land.", "D": "Apply organic fertilizer to the farmland." }, "answer": "B" }, { "question_id": "0147", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0147.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the agricultural machinery operating shown in the video?", "options": { "A": "Because the soil is not fertile enough, fertilizer needs to be mixed into the soil.", "B": "Because the tractor is working in the fields at night, plowing the land.", "C": "Because there is a need to clear the remaining crop residue and weeds.", "D": "Because new farming equipment needs to be tried and operational tests need to be conducted." }, "answer": "B" }, { "question_id": "0148", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0148.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the visible equipment and the time of day, what is the most likely agricultural operation being performed by the two tractors?", "options": { "A": "Harvesting root vegetables, which is often done in cooler, nighttime temperatures.", "B": "Sowing winter wheat seeds using a seed drill to meet a tight planting window.", "C": "Plowing the field to turn over the soil and prepare the seedbed for the next planting.", "D": "Spraying the field with liquid fertilizer to enrich the soil before winter." }, "answer": "C" }, { "question_id": "0149", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0149.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the equipment used and the resulting soil condition, what is the main purpose of this agricultural activity?", "options": { "A": "To create permanent raised beds for a specialized cropping system, such as horticulture, while also establishing irrigation furrows.", "B": "To implement a conservation tillage technique that loosens the soil for better water absorption while leaving most crop residue on the surface to control erosion.", "C": "To perform primary tillage by inverting the soil, which buries crop residue and weeds to prepare a clean seedbed for a future crop.", "D": "To conduct a secondary tillage pass, breaking down large soil clods into a fine, smooth tilth immediately suitable for direct seeding." }, "answer": "C" }, { "question_id": "0150", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0150.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the primary agricultural purpose of the operation being carried out by the blue tractor?", "options": { "A": "To perform primary tillage by inverting the topsoil, preparing a seedbed for a future crop.", "B": "To create deep furrows that will function as channels for a surface irrigation system.", "C": "To terminate the cover crop visible on the left by burying it under the topsoil.", "D": "To incorporate a previously applied surface amendment, like fertilizer, into the soil profile." }, "answer": "A" }, { "question_id": "0151", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0151.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the equipment being used and the resulting soil condition, what is the primary agricultural purpose of the operation shown in the video?", "options": { "A": "To prepare a suitable seedbed for planting by breaking up soil clods and leveling the surface.", "B": "To incorporate pre-plant fertilizer and herbicides into the topsoil to ensure even distribution before planting.", "C": "To terminate a cover crop and incorporate residue from the previous harvest, breaking it down to return nutrients to the soil.", "D": "To alleviate deep soil compaction and improve water drainage in the field after heavy equipment use." }, "answer": "A" }, { "question_id": "0152", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0152.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the interaction between the two vehicles shown, what is the most plausible explanation for the black car's driving behavior?", "options": { "A": "It was escaping pursuit.", "B": " It was being tracked as a suspect vehicle.", "C": "It was performing a mission together with the white vehicle.", "D": "It was driving normally and at a relatively high speed due to an emergency." }, "answer": "A" }, { "question_id": "0153", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0153.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the formation and number of vehicles shown, what is the most probable reason for the police presence in this video?", "options": { "A": "The police are providing a high-security escort for a dignitary or a valuable transport.", "B": "The vehicles are part of a formal police procession or a funeral motorcade.", "C": "This is a large-scale, coordinated training exercise for advanced pursuit tactics.", "D": "The police are engaged in a pursuit of a vehicle that has failed to stop for law enforcement." }, "answer": "D" }, { "question_id": "0154", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0154.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the men gather together in the video?", "options": { "A": "Joint rescue of trapped individuals.", "B": "Control personnel involved.", "C": "Provide initial first aid treatment for the injured.", "D": "Street simulation of handling vehicle related police incidents." }, "answer": "B" }, { "question_id": "0155", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0155.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the scene depicted, what is the most probable reason for the traffic stoppage and armed police presence?", "options": { "A": "A VIP motorcade has been halted due to a security threat, and the armed personnel are part of the protective detail.", "B": "A law enforcement agency is conducting a high-risk felony stop on a suspect's vehicle.", "C": "This is a large-scale tactical training exercise being conducted on a temporarily closed section of the highway.", "D": "The occupants of the SUV are being held hostage, and police are establishing a negotiation perimeter." }, "answer": "B" }, { "question_id": "0156", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0156.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the black cars closely follow white cars shown in the video?", "options": { "A": "Black police car escorts malfunctioning white car.", "B": "Police cars help clear the way for white cars carrying critically ill patients.", "C": "Police cars cooperate to participate in road emergency rescue drills.", "D": "Police cars chase the front car suspected of violating the law." }, "answer": "D" }, { "question_id": "0157", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0157.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the people move like this shown in the video?", "options": { "A": "Caught by a companion while playing the 'Catch People' game.", "B": "The police arrested the suspect and implemented control measures.", "C": "There was a physical altercation between the public and the police.", "D": "The plot requirements for shooting creative short videos." }, "answer": "B" }, { "question_id": "0158", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0158.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did that car drive into the wrong-way lane in the video?", "options": { "A": "Because the driver had to enter the oncoming lane to avoid a sudden obstacle ahead.", "B": "Because the driver was trying to evade the police car chasing from behind.", "C": "Because the driver, in a hurry, illegally drove into the oncoming lane to take a shortcut.", "D": "Because the driver did not pay attention to the temporary road construction detour signs, entered the oncoming lane." }, "answer": "B" }, { "question_id": "0159", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0159.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The image captures the conclusion of a police pursuit. Given the final orientation of the vehicles, with the police car's front bumper pressed against the white car's rear side, which police tactic was most likely employed to bring the chase to an end?", "options": { "A": "A PIT (Precision Immobilization Technique) maneuver, where the pursuing officer intentionally made contact with the fleeing car's rear quarter panel to induce a controlled spin.", "B": "The driver of the white car attempted a 'bootleg turn' to reverse direction, but misjudged the maneuver and collided with the pursuing police car.", "C": "The officer was executing a 'channelization' tactic, using the patrol car to physically force the suspect vehicle towards a pre-set spike strip, resulting in the collision.", "D": "The white car experienced a sudden mechanical failure causing it to swerve, and the officer positioned their vehicle to prevent a more serious crash with the roadside barrier." }, "answer": "A" }, { "question_id": "0160", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0160.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the vehicle collision happen in the video?", "options": { "A": " Police cars cooperate to participate in road emergency rescue drills.", "B": " Shoot a movie about capturing police and criminals.", "C": " The red car illegally changed lanes and collided with a white car.", "D": " Red cars chase and intercept illegal white cars." }, "answer": "D" }, { "question_id": "0161", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0161.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the rear car collides with front car that occurred in the video?", "options": { "A": "The driver behind mistakenly used the accelerator as the brake.", "B": "The driver behind the vehicle suddenly fell ill and lost control of the vehicl.", "C": "Two drivers had a conflict, with the rear car intentionally colliding with the front car.", "D": "The police car intercepted the vehicle involved in the incident." }, "answer": "D" }, { "question_id": "0162", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0162.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Considering the tactical arrangement of the police vehicles and the crashed silver SUV with all its doors ajar, what is the most probable explanation for this specific situation?", "options": { "A": "The driver and passengers have already been taken into custody, and the open doors are to allow a K-9 unit to easily enter and search for narcotics or explosives.", "B": "The occupants, after crashing at the end of a pursuit, opened all doors simultaneously to signal a clear surrender and show their hands, awaiting police commands to exit.", "C": "The scene is the culmination of a police pursuit or a high-risk stop, and opening the doors is a standard procedure to safely control and remove suspects.", "D": "A severe electrical short caused by the impact disabled the door locks and triggered the release mechanisms, while also potentially creating a fire hazard that police are cautiously approaching." }, "answer": "C" }, { "question_id": "0163", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0163.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the interaction where the black sedan makes contact with the black SUV, causing it to spin, while a marked police car follows, what is the most accurate description of the event?", "options": { "A": "A film crew is capturing a pre-planned stunt sequence for a movie on a controlled road.", "B": "A severe road rage incident between the two black cars is unfolding, with the police car arriving to intervene just as the collision occurs.", "C": "An unmarked police car (the sedan) is performing a Precision Immobilization Technique (PIT) on a fleeing suspect's vehicle (the SUV) during a police chase.", "D": "This is a police academy training exercise on a closed course to practice vehicle pursuit and termination tactics.", "E": "The driver of the sedan is a suspect attempting to block the pursuing police car by causing the civilian SUV to crash.", "F": "A security detail in the sedan is stopping a vehicle in their motorcade that has been compromised or has deviated from its designated route." }, "answer": "C" }, { "question_id": "0164", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0164.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial footage of the highway, what is the most probable reason for the interaction between the police vehicle and the silver pickup truck?", "options": { "A": "The police are pursuing the silver pickup truck as its driver is actively attempting to evade them.", "B": "The police vehicle is part of a motorcade escort, and the silver pickup truck is an uninvolved vehicle driving in an adjacent lane.", "C": "The police vehicle is en route to an emergency further ahead, and the silver pickup truck is one of the vehicles clearing a path for it.", "D": "The scene depicts a controlled training drill where officers are practicing pursuit tactics with the cooperative driver of the pickup truck on a live highway." }, "answer": "A" }, { "question_id": "0165", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0165.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What was the primary reason the high-speed pursuit of the black car concluded on the highway ramp?", "options": { "A": "The suspect's vehicle was disabled by a police PIT maneuver, causing it to spin out.", "B": "The driver voluntarily pulled over to surrender to the authorities.", "C": "A large truck strategically blocked the roadway, preventing the suspect's car from proceeding.", "D": "The suspect's car ran out of fuel and coasted to a stop on the shoulder." }, "answer": "C" }, { "question_id": "0166", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0166.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the vehicle collision that occurred in the video?", "options": { "A": "Because the black car suddenly had a blowout and scraped the white car.", "B": "Because the driver was chased, he drove unsafely and caused a crash.", "C": "Because the driver made a lane change mistake while driving, it resulted in a collision with the white vehicle.", "D": "Because the car in front made an emergency stop, the black car couldn't avoid it and collided with the white car." }, "answer": "B" }, { "question_id": "0167", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0167.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the men gathering in the video?", "options": { "A": "Because a vehicle malfunction, the police helped inspect the vehicle for faults.", "B": "Because an accident occurred, the police are inspecting the accident scene.", "C": "Because an accident, pedestrians provided emergency assistance to the injured driver.", "D": "Because the driver is involved in the case, the police are controlling the driver involved." }, "answer": "D" }, { "question_id": "0168", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0168.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the police arriving at the scene in the video?", "options": { "A": "Because of a brawl, the police are handling a street fight incident.", "B": "Because the police are carrying out a concentrated campaign to crack down on traffic violations.", "C": "Because of a car accident, the police are handling a routine traffic incident.", "D": "Because an unauthorized person was involved in a car accident, the police carried out an arrest." }, "answer": "D" }, { "question_id": "0169", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0169.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the crowd fleeing in the video?", "options": { "A": "Because when facing violent attacks, people flee in an emergency.", "B": "Because they are participating in the 'escape drill' activity.", "C": "Because the police are pursuing the lawbreakers.", "D": "Because they fled the scene after a group conflict occurred." }, "answer": "C" }, { "question_id": "0170", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0170.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the ruins in the video?", "options": { "A": "Severe fires occur, destroying buildings and forming ruins.", "B": "Large-scale building demolition works were carried out.", "C": "Encountered a strong earthquake, the building collapsed and was damaged.", "D": "Received a military blow, the building was blown up." }, "answer": "C" }, { "question_id": "0171", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0171.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the damage to the house that occurred in the video?", "options": { "A": "A massive tornado occurred.", "B": "A massive tsunami occurred.", "C": "A massive earthquake occurred.", "D": "Man-made large-scale demolition." }, "answer": "C" }, { "question_id": "0172", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0172.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most likely primary cause of the building's collapse?", "options": { "A": "The primary wooden support beams for the roof rotted and failed, triggering a chain reaction that brought down the walls.", "B": "The area was struck by a powerful earthquake, leading to catastrophic structural failure.", "C": "A landslide from the adjacent mountain slope crashed into the building, causing the roof and walls to cave in.", "D": "The building's old stone walls and heavy tile roof, weakened by age, collapsed under their own weight." }, "answer": "B" }, { "question_id": "0173", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0173.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video displays an aerial view of severely damaged traditional buildings. Considering the specific nature of the structural collapse, where heavy roofs have caved in and walls have crumbled, what is the most likely primary event that caused this devastation?", "options": { "A": "A high-velocity mudflow that swept through the area, undermining the foundations.", "B": "The blast wave and overpressure from a large-scale industrial explosion.", "C": "Extreme downdrafts and wind shear associated with a powerful microburst.", "D": "Intense ground shaking from a major earthquake.", "E": "Widespread soil liquefaction causing the ground to lose its bearing capacity.", "F": "Catastrophic failure due to the combined weight of water-logged roof tiles and structural decay after prolonged torrential rain." }, "answer": "D" }, { "question_id": "0174", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0174.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most direct cause of the white car's immobility?", "options": { "A": "The driver likely stopped the car upon seeing the street ahead was blocked by rubble from the collapsed building.", "B": "The car was parked on the street, and the debris from the building collapse has now blocked its path of exit.", "C": "The car was struck and partially buried by falling rubble as the adjacent building collapsed.", "D": "The thick dust and fine debris from the collapse have likely clogged the car's engine, causing it to stall." }, "answer": "C" }, { "question_id": "0175", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0175.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the large machinery being here happen in the video?", "options": { "A": "Reconstruction after the earthquake.", "B": "Road construction.", "C": "New commercial buildings.", "D": "Ancient building maintenance." }, "answer": "D" }, { "question_id": "0176", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0176.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The aerial view shows significant structural damage to multiple buildings surrounding a crowded public square, with an excavator clearing debris. What is the most comprehensive explanation for this scene?", "options": { "A": "A powerful earthquake has caused widespread building collapses, prompting residents to gather in the safety of the open square while initial recovery efforts are underway.", "B": "The aftermath of a targeted bombing in a densely populated area, where the blast wave caused older, adjacent buildings to collapse, and the crowd consists of survivors and onlookers.", "C": "A city-wide fire weakened the structural integrity of these historic wooden-framed buildings, leading to their collapse. The crowd has been evacuated and is awaiting temporary shelter.", "D": "An uncontrolled, large-scale demolition project has gone wrong, causing a chain reaction of collapses that endangered the public and drew a massive emergency response." }, "answer": "A" }, { "question_id": "0177", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0177.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What happened before that caused the damage to the house that occurred in the video?", "options": { "A": "Damage to houses as a result of the explosion.", "B": "Damage to houses caused by earthquakes.", "C": "Damage to houses caused by man-made demolition construction errors.", "D": "Damage to houses caused by heavy rains and floods." }, "answer": "B" }, { "question_id": "0178", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0178.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video displays widespread devastation in a snow-covered mountain town. Considering the pattern of destruction—where buildings appear to have crumbled in place—and the ongoing cleanup efforts, what is the most likely catastrophic event to have occurred?", "options": { "A": "A massive snow avalanche, triggered by recent heavy snowfall, that swept down the mountain and flattened the structures.", "B": "A major seismic event (earthquake) that caused widespread, catastrophic structural failure throughout the village.", "C": "The cumulative structural failure of old buildings due to the immense weight of a record-breaking blizzard.", "D": "A strategic bombing run during a military operation, followed by a snowstorm that covered the area.", "E": "A large-scale, uncontrolled industrial explosion at a nearby quarry, with the shockwave leveling the town.", "F": "A planned demolition of a historically significant but unsafe ghost town, complicated by unexpected winter conditions." }, "answer": "B" }, { "question_id": "0179", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0179.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the collapsed yellow bridge and the condition of the surrounding coastline, what is the most likely primary cause of this large-scale destruction?", "options": { "A": "The bridge's collapse resulted from a critical structural failure due to neglected maintenance and material degradation over time.", "B": "A major flood event, caused by unprecedented rainfall in the nearby mountains, washed away the bridge's support piers.", "C": "The destruction was caused by a significant seismic event and an associated tsunami, which devastated the coastal area.", "D": "The bridge was in the process of being dismantled, and a procedural error led to an uncontrolled, premature collapse." }, "answer": "C" }, { "question_id": "0180", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0180.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What triggered the damage to the house that occurred in the video?", "options": { "A": "The house collapsed due to a demolition construction error.", "B": "The house collapsed due to strong winds.", "C": "The house collapsed due to a fire.", "D": "The house collapsed due to an earthquake." }, "answer": "D" }, { "question_id": "0181", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0181.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visible evidence, such as the collapsed walls, extensive cracking, and debris field, what is the most likely cause of the building's destruction?", "options": { "A": "Structural collapse due to foundation failure from soil liquefaction.", "B": "A high-impact event, such as a localized explosion.", "C": "Progressive collapse resulting from long-term neglect and material degradation.", "D": "Catastrophic failure caused by intense seismic ground motion." }, "answer": "D" }, { "question_id": "0182", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0182.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What led to the damage to the house shown in the video?", "options": { "A": "Landslides or debris flow impacts caused by heavy rainfall.", "B": "The walls of the house collapsed due to the earthquake.", "C": "The house itself is in disrepair, and the building materials are aging and collapsing.", "D": "Affected by conflict attacks from military actions." }, "answer": "B" }, { "question_id": "0183", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0183.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the damage to the house in this video?", "options": { "A": "Encountering a strong earthquake, the seismic waves damage the building structure.", "B": "Suffered from a severe snowstorm, which crushed houses due to excessive snowfall.", "C": "A large-scale fire broke out, and the building collapsed after the fire.", "D": "extreme meteorological disasters such as strong typhoons." }, "answer": "A" }, { "question_id": "0184", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0184.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video displays a landscape of extreme devastation, including a partially collapsed hotel, fractured ground, and a muddy, fluid-like terrain. Which of the following events provides the most complete explanation for this specific combination of damage?", "options": { "A": "A massive coastal tsunami that undermined building foundations and deposited tons of marine sediment across the city.", "B": "A catastrophic lahar (volcanic mudflow) that descended from the mountains in the background, burying the lower parts of the city in a dense slurry.", "C": "A slow-moving, large-scale rotational landslide, where a massive block of earth slid and deformed, carrying the buildings and infrastructure with it.", "D": "A powerful shallow earthquake causing both intense seismic shaking and the phenomenon of soil liquefaction in water-saturated sediments." }, "answer": "D" }, { "question_id": "0185", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0185.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video shows a building that has experienced a 'pancake' collapse, where floors have fallen almost vertically. Considering this specific failure mode and the visible evidence of bent rebar and pulverized concrete, what is the most probable initiating cause?", "options": { "A": "A high-yield explosion in the basement that vaporized the ground-floor supports, causing the upper floors to fall.", "B": "Long-term soil subsidence and erosion under one side of the foundation, leading to a slow structural tilt that culminated in a sudden shear failure.", "C": "Intense, oscillating ground motion from a powerful earthquake, causing catastrophic failure of the vertical support columns on multiple levels.", "D": "The cumulative effect of years of overloading the floors with materials far exceeding the building's design specifications, leading to a sudden, cascading failure." }, "answer": "C" }, { "question_id": "0186", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0186.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence of the destroyed village, what is the most likely preceding event that caused this devastation?", "options": { "A": "A massive landslide originating from the upper hillside, which buried and crushed the structures below.", "B": "A severe earthquake, leading to the widespread structural collapse of buildings.", "C": "A large-scale gas line explosion from the adjacent road, creating a shockwave that flattened the village.", "D": "An intentional, large-scale demolition for redevelopment that went catastrophically wrong." }, "answer": "B" }, { "question_id": "0187", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0187.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video captures a building's collapse within a village showing widespread structural damage. What is the most precise explanation for the immediate cause of the collapse?", "options": { "A": "The building is succumbing to a powerful earthquake aftershock, with the excavator positioned nearby for subsequent rescue and clearing operations.", "B": "An excavator is actively performing a controlled demolition on the building, which was likely deemed structurally unsound after a previous damaging event.", "C": "A search and rescue team is using the excavator to carefully dismantle the upper floors in an attempt to safely access lower levels where survivors might be trapped.", "D": "The structure is undergoing a spontaneous chain-reaction collapse due to being weakened, and the excavator is attempting to push falling debris away from adjacent buildings.", "E": "The collapse is the result of a controlled detonation, and the excavator is beginning the process of clearing the rubble immediately after the blast." }, "answer": "B" }, { "question_id": "0188", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0188.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the damage to the house that occurred in the video?", "options": { "A": "The earthquake caused the wall to collapse.", "B": "Lightning strikes scorching parts of the building.", "C": "Engineering construction vibration.", "D": "It collapsed naturally after a long period of disrepair." }, "answer": "D" }, { "question_id": "0189", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0189.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence of the widespread destruction, what is the most probable cause for the building's collapse?", "options": { "A": "The building collapsed due to structural failure of its aging masonry and heavy tile roof, which could no longer support its own weight.", "B": "The building was destroyed by a powerful seismic event, such as an earthquake.", "C": "An explosion originating from the 'Self 24' service point on the ground floor compromised the building's structural integrity.", "D": "The building was part of a poorly managed demolition project, as suggested by the orange safety fence, resulting in an accidental collapse." }, "answer": "B" }, { "question_id": "0190", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0190.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What caused the people in the video to gather together?", "options": { "A": "Because of the festival celebrations, people gather together to watch the street water-pouring festival.", "B": "Because of the chaos, people were fighting over the dropped valuable items.", "C": "Because it coincides with a local festival, people are participating in traditional activities to celebrate the local folk festival.", "D": "Because promotional requirements, people are filming a documentary about rural life." }, "answer": "C" }, { "question_id": "0191", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0191.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual elements, including the ornate central structure being carried and the symbols on the background architecture, what is the most likely nature of this event?", "options": { "A": "A political rally held in the city's main square to support a candidate.", "B": "A Hindu chariot festival procession, such as Rath Yatra.", "C": "A celebratory parade for a national holiday or military victory.", "D": "An Islamic religious procession, likely commemorating Muharram." }, "answer": "D" }, { "question_id": "0192", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0192.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The procession in the video, featuring a large crowd and participants engaging in ritualistic self-flagellation, is most characteristic of which specific religious observance?", "options": { "A": "The Hindu festival of Thaipusam, where devotees perform acts of penance like body piercing.", "B": "A celebratory parade for the Rath Yatra festival, involving large chariots.", "C": "The Shia Muslim Mourning of Muharram, commemorating the martyrdom of Husayn ibn Ali.", "D": "A Sufi devotional ceremony involving ecstatic whirling and chanting to achieve spiritual union." }, "answer": "C" }, { "question_id": "0193", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0193.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence of the large crowd, decorations, and activities around the water, what is the primary purpose of this gathering?", "options": { "A": "To celebrate the inauguration of a new community reservoir with a public party.", "B": "To participate in a religious festival involving ritual offerings to a deity in a water body.", "C": "To attend a political rally culminating in a symbolic release of balloons over the water.", "D": "To commemorate a national holiday with a community-wide floating lantern festival." }, "answer": "B" }, { "question_id": "0194", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0194.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the large crowd of pilgrims in white Ihram garments, what specific religious act is primarily indicated by the sustained gesture of raising their hands with palms facing upwards?", "options": { "A": "They are performing the Takbir al-Ihram, the initial raising of hands to the ears to commence the formal daily prayers (Salah).", "B": "They are signaling towards the Black Stone (Hajar al-Aswad) at the beginning of a new circuit of circumambulation (Tawaf).", "C": "They are engaged in personal or congregational supplication (Dua), a common practice of prayer and invocation during pilgrimage.", "D": "They are collectively reciting the Talbiyah chant, which requires pilgrims to keep their hands raised throughout its recitation for it to be valid.", "E": "This is the final gesture of the Sa'i ritual, signifying the completion of the walk between the hills of Safa and Marwa.", "F": "They are performing a ritual of asking for rain (Salat Al-Istisqa) due to extreme heat during the pilgrimage." }, "answer": "C" }, { "question_id": "0195", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0195.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the setup and activities shown in the video, what is the primary event taking place?", "options": { "A": "A pre-race gathering where runners are registering and picking up their numbers from the tents.", "B": "The conclusion of a running competition, where participants are crossing the official finish line.", "C": "A post-race awards ceremony and celebration for the event's top finishers under the tents.", "D": "A timed practice run for a local marathon team, using the parking lot as a training circuit." }, "answer": "B" }, { "question_id": "0196", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0196.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual cues in the video, what is the primary objective of the individuals running towards the red inflatable arch?", "options": { "A": "To officially complete the race by crossing the designated finish line.", "B": "To reach the white tents for post-race refreshments and medical aid.", "C": "To respond to the encouragement from spectators cheering them on from the sidelines.", "D": "To join the main group of participants gathering for an event at 'The Shack' building." }, "answer": "A" }, { "question_id": "0197", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0197.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the person walking along the roadside in the video?", "options": { "A": "Participate in a roadside running event.", "B": "Search along the roadside for the lost pet.", "C": "Go on a hiking trip along the road to explore the surrounding scenery.", "D": "Conduct a plant survey along the roadside." }, "answer": "C" }, { "question_id": "0198", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0198.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the scene, what is the primary motivation for the individuals running on the path?", "options": { "A": "They are participants in a competitive running event.", "B": "They are part of a wedding celebration that includes a group run with the bride and groom.", "C": "They are running towards an outdoor wedding ceremony being set up near the parked cars.", "D": "They are training for a race and are being cheered on by friends, including a couple who just got married." }, "answer": "A" }, { "question_id": "0199", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0199.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the crowd running in the video?", "options": { "A": "Imitating professional athletes for nighttime training.", "B": "Participate in the night marathon competition.", "C": "Hurrying to watch the popular concert.", "D": "Participate in emergency fire evacuation drills." }, "answer": "B" }, { "question_id": "0200", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0200.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the aerial footage, what is the most likely reason for this large crowd's organized movement on the streets at night?", "options": { "A": "The people are participating in a large-scale running event, such as a city marathon or a night run.", "B": "The crowd is part of a procession for a nocturnal festival or a torchlight parade.", "C": "A large audience is leaving a nearby stadium or venue after a major event has concluded.", "D": "The people are part of a large-scale political march or demonstration moving through the city." }, "answer": "A" }, { "question_id": "0201", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0201.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the crowd running in the video?", "options": { "A": "Because the crowd erupted into a riotous protest.", "B": "Because a terrorist attack occurred in the crowd.", "C": "Because people are participating in disaster preparedness drills.", "D": "Because people are participating in a nighttime marathon." }, "answer": "D" }, { "question_id": "0202", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0202.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the most likely event taking place in the video, considering the number of participants and the time of day?", "options": { "A": "A marathon or half-marathon race.", "B": "A training session for a large running club.", "C": "A non-competitive charity fun run.", "D": "The running portion of a local triathlon." }, "answer": "A" }, { "question_id": "0203", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0203.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most likely reason for this large group of people to be running together along the riverside path?", "options": { "A": "They are participating in a city-sponsored 'Health Day' fun run designed to promote exercise.", "B": "This is the designated warm-up route for a major race that is scheduled to start near the large building in the background.", "C": "They are competing in an organized long-distance race, such as a marathon or half-marathon.", "D": "They are spectators running along the path to follow a competitive rowing event taking place on the river." }, "answer": "C" }, { "question_id": "0204", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0204.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the overall scene, what is the primary purpose of the event shown in the video?", "options": { "A": "A regional school cross-country final, with buses providing transport for student athletes.", "B": "Participating in a marathon or a similar long-distance road race.", "C": "A protest march through the countryside to raise awareness for agricultural issues.", "D": "A community 'fun run' organized as part of a local vineyard harvest festival." }, "answer": "B" }, { "question_id": "0205", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0205.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary purpose of using the rebounder net in this specific football drill?", "options": { "A": "To practice the thrower's accuracy for initiating quick counter-attacks.", "B": "To improve players' heading and volleying technique on rebounding balls.", "C": "To serve as a physical barrier that the goalkeeper must dive over to improve agility.", "D": "To simulate unpredictable deflections and train the goalkeeper's reaction saves." }, "answer": "D" }, { "question_id": "0206", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0206.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Which statement best describes the key event involving the player in the white jersey (No. 53) and the approaching blue-jerseyed opponent?", "options": { "A": "The player in white is fouled by the blue player, who makes illegal contact while attempting to win the ball.", "B": "The player in white attempts to pass the ball to a teammate, but the pass is intercepted by the blue player.", "C": "The player in white is successfully tackled by the opponent, resulting in a loss of possession for his team.", "D": "The player in white successfully dribbles past the blue defender but then stumbles and loses control of the ball." }, "answer": "C" }, { "question_id": "0207", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0207.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the action of the person in the yellow jersey here?", "options": { "A": "Participate in football attacks.", "B": "Play soccer defense.", "C": "Focus on violations.", "D": "Wait for a substitution." }, "answer": "C" }, { "question_id": "0208", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0208.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the tactical situation shown, what was the most immediate reason for the goalkeeper in the black jersey to sprint out from his goal line?", "options": { "A": "He anticipated the play would be stopped due to the tackle in the center circle and was moving to retrieve the ball.", "B": "He was attempting to execute an offside trap by quickly moving up the field, leaving the attacker in an offside position.", "C": "To confront the oncoming attacker and reduce the shooting angle.", "D": "He was responding to a direct command from the coach in the blue jersey to press the attacker high up the pitch." }, "answer": "C" }, { "question_id": "0209", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0209.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the tactical situation shown in the upper right of the field, what is the most likely immediate objective of the two yellow-shirted players closing in on the green-shirted player?", "options": { "A": "To apply defensive pressure, regain possession of the ball, and disrupt the green team's attacking play.", "B": "To force the green team player with the ball towards the sideline, trapping them and forcing a throw-in for the yellow team.", "C": "To position themselves to intercept a potential pass to the other green team player running into space, cutting off the attacking option.", "D": "To execute an offside trap by pushing up the field together, leaving the green team's forward players in an offside position." }, "answer": "A" }, { "question_id": "0210", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0210.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the formations, uniforms, and on-field official, what is the most comprehensive description of the event shown in the video?", "options": { "A": "The two squads are engaged in a full-field tactical drill, practicing formations under the supervision of a referee.", "B": "The players are participating in a pre-season scrimmage for the home 'Panthers' team.", "C": "The players are demonstrating soccer-style kicking techniques on a field also used by the 'Panthers' American football team.", "D": "A formal soccer match is being played between two opposing teams." }, "answer": "D" }, { "question_id": "0211", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0211.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the swimmers' formation, swimming style, and the surrounding environment, what is the most probable event taking place?", "options": { "A": "A swim team is conducting a drafting practice session in a single-file line.", "B": "A group of lifeguards is undergoing an endurance test along a buoy-marked course.", "C": "A guided recreational swim is being held along a designated safe-water route.", "D": "The swimmers are competing in an organized open water race." }, "answer": "D" }, { "question_id": "0212", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0212.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The video shows a large number of people swimming in a coordinated manner in open water, accompanied by safety personnel in kayaks. What is the most probable event being depicted?", "options": { "A": "A large-scale, non-competitive charity fundraising swim, where participants cross the bay for a cause.", "B": "A final qualification exercise for a regional search and rescue team, simulating a mass rescue scenario.", "C": "An official open-water swimming competition or the swim segment of a triathlon.", "D": "The filming of a large-scale water scene for a feature film or television show." }, "answer": "C" }, { "question_id": "0213", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0213.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the person swimming here happen in the video?", "options": { "A": "Compete for the yellow float in the water.", "B": "Participate in the professional triathlon swimming segment.", "C": "Engage in outdoor swimming exercise.", "D": "Searching for lost items underwater." }, "answer": "C" }, { "question_id": "0214", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0214.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the activities and setting shown in the video, what is the primary purpose of this gathering?", "options": { "A": "To hold a children's birthday party centered around swimming and playing with various pool toys.", "B": "To enjoy a casual day of recreational swimming and social relaxation.", "C": "To conduct an informal swimming lesson, where adults supervise children as they practice using flotation aids like pool noodles.", "D": "To host a neighborhood event where residents have gathered to cool off and use the community pool's flotation devices." }, "answer": "B" }, { "question_id": "0215", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0215.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most plausible reason for the individuals' presence and actions in the pool at night?", "options": { "A": "They are actors filming a promotional video for the 'SR' resort, showcasing the illuminated pool.", "B": "A lifeguard is actively monitoring a lap swimmer from a rescue board as part of the facility's safety protocol.", "C": "An athlete is undergoing a timed night-training session, with a spotter observing from a float.", "D": "They are using the pool for personal recreation and exercise." }, "answer": "D" }, { "question_id": "0216", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0216.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, such as the lane lines, starting blocks, and the swimmers' coordinated movements, what is the most likely purpose of the activity shown in the pool?", "options": { "A": "The swimmers are participating in a competitive race or a structured training session.", "B": "The swimmers are practicing for a medley relay, which is why they are using different strokes like backstroke and freestyle.", "C": "The individuals are undergoing a lifeguard certification test, demonstrating their swimming abilities to the evaluators on the pool deck.", "D": "The swimmers are completing a final warm-up lap and are approaching the wall to receive instructions from the coaches before the main competition." }, "answer": "A" }, { "question_id": "0217", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0217.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the scene in the video, what is the most likely reason for the large crowd swimming in the water?", "options": { "A": "They are athletes beginning the swimming portion of a triathlon.", "B": "They are participating in a large-scale water rescue simulation.", "C": "They are competitors in the starting phase of an open water swimming race.", "D": "They are part of a community event to promote water safety and fitness." }, "answer": "C" }, { "question_id": "0218", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0218.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the person entering the sea in the video?", "options": { "A": "Conduct open water swimming training.", "B": "Shooting advertisements on ocean sports themes.", "C": "Participate in a maritime rescue simulation drill.", "D": "Test the performance of the new diving equipment." }, "answer": "A" }, { "question_id": "0219", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0219.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the person swimming here happen in the video?", "options": { "A": "Search for the items that fell into the water.", "B": "Experience unique water tourism projects.", "C": "Conduct water rescue drills.", "D": "Auxiliary training for sailing competitions." }, "answer": "B" }, { "question_id": "0220", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0220.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the large number of swimmers and the presence of escort kayaks, what is the most likely activity being depicted in the video?", "options": { "A": "Completing the swimming leg of a large-scale triathlon event.", "B": "Engaging in a large-scale sea rescue training exercise.", "C": "A guided eco-tour for swimming along the scenic coastline.", "D": "Participating in an open water swimming competition." }, "answer": "D" }, { "question_id": "0221", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0221.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the person entering the sea in the video?", "options": { "A": "Shoot a documentary with an ocean theme.", "B": "Conduct collective seaside swimming exercises.", "C": "Conduct maritime rescue simulation training.", "D": "Test the new type of marine swimming equipment." }, "answer": "B" }, { "question_id": "0222", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0222.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual cues in the video, what is the most likely reason for this group swimming activity?", "options": { "A": "The swimmers are practicing drafting techniques in a group formation for a long-distance event.", "B": "This is the swimming leg of a local multi-sport triathlon event.", "C": "A safety crew is conducting a final check of the buoy-marked course before an official event.", "D": "The individuals are competing in an organized open water swimming race." }, "answer": "D" }, { "question_id": "0223", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0223.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the catastrophic nature of this highway incident involving multiple vehicle types and a major fire, what is the most critical and immediate objective for the group of officials seen assessing the wreckage?", "options": { "A": "Conducting an immediate structural integrity analysis of the overpass and road surface to ensure the safety of recovery personnel.", "B": "Beginning the investigation into the sequence of events, determining the cause of the initial collision and the subsequent fire.", "C": "Organizing the logistical removal of the wreckage, prioritizing the clearance of lanes to reopen the highway as quickly as possible.", "D": "Documenting and collecting personal effects from the vehicles for identification and return to the victims' next of kin." }, "answer": "B" }, { "question_id": "0224", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0224.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Why did the gathering of personnel happen in the video?", "options": { "A": "Pedestrians watching the unexpected event.", "B": "The firefighters are engaged in fire fighting operations.", "C": "The traffic police are conducting traffic diversion.", "D": "Professional personnel are conducting rescue work" }, "answer": "A" }, { "question_id": "0225", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0225.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the events shown, what is the fundamental reason for the multi-vehicle pile-up?", "options": { "A": "The red car in the middle lane initiated the chain reaction by braking unexpectedly.", "B": "The yellow semi-truck was traveling too fast for the conditions and was unable to avoid the stopped traffic.", "C": "Heavy snowfall and fog created poor visibility, preventing drivers from seeing the hazard ahead.", "D": "Reduced friction from snow and ice on the road surface made it impossible for vehicles to stop in time." }, "answer": "D" }, { "question_id": "0226", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0226.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Which statement best explains the collision between the yellow and silver cars in the context of this racing event?", "options": { "A": "The collision is an intentional and permissible act of aggression, characteristic of this type of motorsport.", "B": "The driver of the yellow car loses control on the turn, leading to an unintentional slide into the silver car.", "C": "The silver car attempts to block the yellow car's path through the intersection, causing an unavoidable crash.", "D": "Poor track conditions and low visibility prevent the yellow car's driver from reacting in time to avoid the silver car." }, "answer": "A" }, { "question_id": "0227", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0227.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the people gather together in this video?", "options": { "A": "They are providing assistance to the injured.", "B": "The staff team is conducting a survey of the accident site.", "C": "The traffic police are conducting traffic diversion.", "D": "The staff are repairing the damaged vehicles on site." }, "answer": "B" }, { "question_id": "0228", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0228.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": " What triggered the car accident that occurred in the video?", "options": { "A": "The gray car changed lanes without looking at the traffic conditions.", "B": "The white car is driving fast on the road.", "C": "The gray car did not give way to the white car.", "D": "The white car made an error while driving." }, "answer": "A" }, { "question_id": "0229", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0229.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the cause of the the people gathered together in the video?", "options": { "A": "Accident vehicle rescue.", "B": "Survey the vehicle situation on site.", "C": "Carry out quality inspections for road repairs.", "D": "Quickly transfer the injured." }, "answer": "D" }, { "question_id": "0230", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0230.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason behind the car rollover in this video?", "options": { "A": "Was affected by external shocks.", "B": " Drove on the ice surface.", "C": "A collision between two cars caused a rollover.", "D": "Sudden tire burst that occurred." }, "answer": "C" }, { "question_id": "0231", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0231.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Given the aerial perspective of the wreckage, which includes a large, overturned, multi-level structure, several severely damaged road vehicles, scattered debris, and official personnel, what is the most precise explanation for the incident under investigation?", "options": { "A": "A multi-vehicle pile-up on a highway caused by an oversized load shifting on a flatbed truck, which then crashed through a guardrail and fell onto a service road below, igniting a fire.", "B": "The aftermath of a train derailment involving an auto-carrier railcar, which has overturned and collided with vehicles on an adjacent road, leading to a fire.", "C": "An explosion at a metal recycling plant that propelled a large piece of sorting machinery into the employee parking lot, crushing several vehicles and starting a fire.", "D": "The collapse of a temporary bridge structure at a construction site, which fell onto a fleet of work vehicles, including a multi-vehicle transport trailer, parked underneath.", "E": "A flash flood washed out a section of railway, causing a train carrying lumber and vehicles to derail and pile up against a highway embankment, where a fire later broke out in the wreckage.", "F": "Investigators are examining the site of a major fire at a vehicle scrapyard, which was ignited by an electrical fault in a car crusher, destroying a decommissioned railcar used for storage." }, "answer": "B" }, { "question_id": "0232", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0232.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for the car to be parked in the middle of the road in the video?", "options": { "A": "Because a few people are parking their cars on the roadside chatting.", "B": "Because a traffic accident is occurring, the car can't move.", "C": "Because those cars are being intercepted by the police.", "D": "Because those cars are queuing up to enter the parking lot." }, "answer": "B" }, { "question_id": "0233", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0233.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What was the reason for the police car to stop on the road in the video?", "options": { "A": "Because road construction triggers an explosion and vehicles are damaged, policemen handle the accident scene.", "B": "Because a film is being filmed, policemen maintain the on-site order.", "C": "Because a severe traffic accident occurs, policemen handle the accident scene.", "D": "Because several cars stop in the middle of the road and block the traffic, policemen maintain the order." }, "answer": "C" }, { "question_id": "0234", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0234.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most direct and observable reason for the significant traffic congestion on the lower carriageway?", "options": { "A": "A large fluid spill from the wrecked truck has seeped across the median, creating hazardous, slippery conditions on the road for the flowing traffic.", "B": "An emergency services command post has been established on the shoulder of the flowing traffic side, narrowing the available road space and forcing drivers to slow down.", "C": "Drivers on the unobstructed carriageway are slowing down significantly to look at the severe accident scene on the opposite side of the highway.", "D": "High-speed winds are blowing small pieces of debris from the wreck across the median, creating a puncture hazard for passing vehicles." }, "answer": "C" }, { "question_id": "0235", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0235.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What was the reason for the several people in the video to jump up?", "options": { "A": "They are startled because the road is very congested.", "B": "They are startled because the car suddenly starts.", "C": "They are startled because someone drives away the car.", "D": "They are startled because of a serious traffic accident." }, "answer": "D" }, { "question_id": "0236", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0236.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Observing the arrangement of emergency vehicles, damaged cars, and debris on the highway, which statement provides the most accurate and complete assessment of the situation?", "options": { "A": "A high-speed police chase involving the blue cars has concluded with a collision, requiring fire department assistance for a potential vehicle fire and tow trucks to clear the suspect's vehicle.", "B": "A significant multi-vehicle collision involving passenger cars and commercial trucks has occurred, prompting a coordinated response from multiple emergency services, including police for investigation, fire/rescue for potential injuries, and tow trucks for vehicle recovery.", "C": "A semi-truck jackknifed due to a sudden mechanical failure, and the numerous emergency vehicles are primarily on-site to manage the resulting traffic diversion while a single tow truck prepares to remove the truck.", "D": "An initial minor accident escalated when a responding fire truck was struck by another vehicle, necessitating a larger secondary response from police and multiple recovery units to manage the complex scene." }, "answer": "B" }, { "question_id": "0237", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0237.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What was the reason for the gathering of those people in the video?", "options": { "A": "A community fire drill is being conducted here.", "B": "An emergency event occurred, and the ambulance arrived.", "C": "Because they are watching a traffic accident.", "D": "A film crew is setting up the scene." }, "answer": "C" }, { "question_id": "0238", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0238.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the visual evidence, what is the most accurate description of the situation shown on the highway?", "options": { "A": "A hazardous materials spill from a tanker truck ignited, and officials are now managing the environmental cleanup.", "B": "Emergency crews are conducting a disaster response training exercise involving a simulated multi-truck pile-up and fire.", "C": "The aftermath of a severe multi-vehicle collision that resulted in a fire, with officials present at the scene.", "D": "Road workers are clearing debris from a previous fire and have laid a tarp to protect the asphalt during repairs." }, "answer": "C" }, { "question_id": "0239", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0239.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the primary reason for the large group of emergency responders gathered around the wrecked white car?", "options": { "A": "They are securing the vehicle and using a hose to wash away hazardous fuel spills before traffic can resume.", "B": "They are conducting a rescue operation to free an individual trapped inside the vehicle.", "C": "They are conducting a detailed investigation of the collision, gathering evidence directly from the point of impact on the white car.", "D": "They are preparing the driver, who has been placed on the nearby stretcher, for immediate transport by the ambulance." }, "answer": "B" }, { "question_id": "0240", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0240.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "What is the reason for several people standing on the roadside in the video?", "options": { "A": "Because road construction causes traffic congestion, they wait for passage.", "B": "Because a severe traffic accident occurs, they handle the accident scene.", "C": "Because they film a traffic accident documentary.", "D": "Because an oil tanker overturns, they wait for rescue." }, "answer": "B" }, { "question_id": "0241", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0241.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "The image captures the aftermath of a severe multi-vehicle collision and fire on a highway. Given that the fire has been extinguished and the scene is static, what is the most comprehensive description of the primary task being performed by the personnel on site?", "options": { "A": "Assessing the structural damage to the highway pavement and drainage systems caused by the intense heat of the vehicle fire.", "B": "Establishing a secure perimeter and waiting for the arrival of specialized heavy machinery required to lift and separate the mangled vehicles.", "C": "Carrying out a detailed forensic investigation and accident reconstruction, documenting evidence before the wreckage is cleared.", "D": "Systematically searching the debris field for the personal belongings of the vehicle occupants for identification and return to next of kin.", "E": "Executing a hazardous materials cleanup, with the large white tarp being used to contain a chemical spill from the truck's cargo.", "F": "Conducting a final cool-down and applying a layer of fire-suppressant foam to ensure no hot spots reignite within the charred vehicle frames." }, "answer": "C" }, { "question_id": "0242", "metadata": { "data_source": "ERA", "data_type": "video", "data_resources": [ { "path": "images/annotated/Event_Tracing/Event_Tracing_0242.mp4", "index": 0 } ] }, "target_entities": [], "question_meta": { "category": "Cognition", "subcategory": "Event Tracing" }, "question": "Based on the context provided by the orange cones and the line of vehicles, what is the most probable reason for the traffic standstill on the main road?", "options": { "A": "A traffic signal further down the road is red, causing a temporary backup.", "B": "A planned lane closure for road construction or maintenance is in effect.", "C": "The tanker truck at the front of the line has experienced a mechanical failure.", "D": "An accident has occurred just out of frame, and emergency services are blocking the road." }, "answer": "B" } ]