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| {"scenario_id": "easy_1", "template": "easy", "step_id": 1, "narration": "We create a linked list region and place the head pointer at position 0 \u2014 this is the only entry point for traversal.", "ops_summary": "add_region[list], add_pointer[head]", "prev_narration": "", "covered_concepts": ["head_pointer"], "step_progress": "step 1, 1/4 concepts", "score_breakdown": {"overall_score": 0.7075000000000002, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 0.5, "narration_quality_score": 0.5, "attention_coherence_score": 0.4, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.2925000000000002, "action": {"step_type": "advance", "narration": "We create a linked list region and place the head pointer at position 0 \u2014 this is the only entry point for traversal.", "ops": [{"op": "add_region", "target_ids": ["list"], "params": {"style": "queue", "title": "Linked List"}}, {"op": "add_pointer", "target_ids": ["head"], "params": {"region": "list", "index": 0}}], "covered_concepts": ["head_pointer"], "intent": "setup"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 2, "narration": "Adding node_1 with value 10 \u2014 the head pointer starts here, making it the first node we visit in the traversal.", "ops_summary": "add_node[node_1], set_role[node_1], annotate[node_1]", "prev_narration": "We create a linked list region and place the head pointer at position 0 \u2014 this is the only entry point for traversal.", "covered_concepts": ["node_value"], "step_progress": "step 2, 2/4 concepts", "score_breakdown": {"overall_score": 0.7775000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.5, "invariant_score": 0.6, "narration_quality_score": 0.5, "attention_coherence_score": 0.6499999999999999, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.06999999999999984, "action": {"step_type": "advance", "narration": "Adding node_1 with value 10 \u2014 the head pointer starts here, making it the first node we visit in the traversal.", "ops": [{"op": "add_node", "target_ids": ["node_1"], "params": {"value": 10, "region": "list"}}, {"op": "set_role", "target_ids": ["node_1"], "params": {"role": "current"}}, {"op": "annotate", "target_ids": ["node_1"], "params": {"text": "val=10"}}], "covered_concepts": ["node_value"], "intent": "first-node"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 3, "narration": "We add node_2 with value 20 and link it from node_1 via a next pointer \u2014 following these next links is how we traverse the list.", "ops_summary": "add_node[node_2], add_edge[node_1,node_2], set_role[node_1], set_role[node_2], move_pointer[head]", "prev_narration": "Adding node_1 with value 10 \u2014 the head pointer starts here, making it the first node we visit in the traversal.", "covered_concepts": ["next_link"], "step_progress": "step 3, 3/4 concepts", "score_breakdown": {"overall_score": 0.8639285714285716, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.75, "invariant_score": 0.8571428571428571, "narration_quality_score": 0.5, "attention_coherence_score": 0.6, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.08642857142857152, "action": {"step_type": "advance", "narration": "We add node_2 with value 20 and link it from node_1 via a next pointer \u2014 following these next links is how we traverse the list.", "ops": [{"op": "add_node", "target_ids": ["node_2"], "params": {"value": 20, "region": "list"}}, {"op": "add_edge", "target_ids": ["node_1", "node_2"], "params": {"label": "next"}}, {"op": "set_role", "target_ids": ["node_1"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["node_2"], "params": {"role": "current"}}, {"op": "move_pointer", "target_ids": ["head"], "params": {"index": 1}}], "covered_concepts": ["next_link"], "intent": "second-node"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 4, "narration": "Finally node_3 with value 30 has no next link \u2014 this null terminator marks it as the tail, ending our traversal.", "ops_summary": "add_node[node_3], add_edge[node_2,node_3], set_role[node_2], set_role[node_3], annotate[node_3]", "prev_narration": "We add node_2 with value 20 and link it from node_1 via a next pointer \u2014 following these next links is how we traverse the list.", "covered_concepts": ["tail_marker"], "step_progress": "step 4, 3/4 concepts", "score_breakdown": {"overall_score": 0.5950000000000002, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.75, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.6499999999999999, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.2, "action": {"step_type": "advance", "narration": "Finally node_3 with value 30 has no next link \u2014 this null terminator marks it as the tail, ending our traversal.", "ops": [{"op": "add_node", "target_ids": ["node_3"], "params": {"value": 30, "region": "list"}}, {"op": "add_edge", "target_ids": ["node_2", "node_3"], "params": {"label": "next"}}, {"op": "set_role", "target_ids": ["node_2"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["node_3"], "params": {"role": "done"}}, {"op": "annotate", "target_ids": ["node_3"], "params": {"text": "tail (null next)"}}], "covered_concepts": ["tail_marker"], "intent": "tail"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 5, "narration": "The traversal is complete \u2014 we visited every node from head to tail by following next pointers.", "ops_summary": "", "prev_narration": "Finally node_3 with value 30 has no next link \u2014 this null terminator marks it as the tail, ending our traversal.", "covered_concepts": [], "step_progress": "step 5, 3/4 concepts", "score_breakdown": {"overall_score": 0.7975000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.75, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": 0.2024999999999999, "action": {"step_type": "complete", "narration": "The traversal is complete \u2014 we visited every node from head to tail by following next pointers.", "ops": [], "covered_concepts": [], "intent": "done"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 1, "narration": "Setting up the linked list with a head pointer.", "ops_summary": "add_region[list], add_pointer[head], add_node[n1]", "prev_narration": "", "covered_concepts": ["head_pointer", "node_value"], "step_progress": "step 1, 1/4 concepts", "score_breakdown": {"overall_score": 0.5358333333333335, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 0.5, "narration_quality_score": 0.35, "attention_coherence_score": 0.26666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.12083333333333346, "action": {"step_type": "advance", "narration": "Setting up the linked list with a head pointer.", "ops": [{"op": "add_region", "target_ids": ["list"], "params": {"style": "queue", "title": "List"}}, {"op": "add_pointer", "target_ids": ["head"], "params": {"region": "list"}}, {"op": "add_node", "target_ids": ["n1"], "params": {"value": 10, "region": "list"}}], "covered_concepts": ["head_pointer", "node_value"], "intent": "setup"}, "quality_level": "good"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 2, "narration": "Adding the next two nodes and connecting them.", "ops_summary": "add_node[n2], add_node[n3], add_edge[n1,n2], add_edge[n2,n3]", "prev_narration": "Setting up the linked list with a head pointer.", "covered_concepts": ["next_link"], "step_progress": "step 2, 1/4 concepts", "score_breakdown": {"overall_score": 0.4875000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.048333333333333395, "action": {"step_type": "advance", "narration": "Adding the next two nodes and connecting them.", "ops": [{"op": "add_node", "target_ids": ["n2"], "params": {"value": 20, "region": "list"}}, {"op": "add_node", "target_ids": ["n3"], "params": {"value": 30, "region": "list"}}, {"op": "add_edge", "target_ids": ["n1", "n2"], "params": {}}, {"op": "add_edge", "target_ids": ["n2", "n3"], "params": {}}], "covered_concepts": ["next_link"], "intent": "build"}, "quality_level": "good"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 3, "narration": "The tail node has no next pointer, traversal ends here.", "ops_summary": "annotate[n3]", "prev_narration": "Adding the next two nodes and connecting them.", "covered_concepts": ["tail_marker"], "step_progress": "step 3, 1/4 concepts", "score_breakdown": {"overall_score": 0.41350000000000003, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.3, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.07400000000000007, "action": {"step_type": "complete", "narration": "The tail node has no next pointer, traversal ends here.", "ops": [{"op": "annotate", "target_ids": ["n3"], "params": {"text": "tail"}}], "covered_concepts": ["tail_marker"], "intent": "done"}, "quality_level": "good"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 1, "narration": "Adding nodes to the list.", "ops_summary": "add_node[a], add_node[b], add_node[c], add_edge[a,b], add_edge[b,c]", "prev_narration": "", "covered_concepts": ["head_pointer", "node_value", "next_link", "tail_marker"], "step_progress": "step 1, 0/4 concepts", "score_breakdown": {"overall_score": 0.4316666666666669, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.8333333333333334, "narration_quality_score": 0.5, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.016666666666666885, "action": {"step_type": "advance", "narration": "Adding nodes to the list.", "ops": [{"op": "add_node", "target_ids": ["a"], "params": {"value": 10}}, {"op": "add_node", "target_ids": ["b"], "params": {"value": 20}}, {"op": "add_node", "target_ids": ["c"], "params": {"value": 30}}, {"op": "add_edge", "target_ids": ["a", "b"], "params": {}}, {"op": "add_edge", "target_ids": ["b", "c"], "params": {}}], "covered_concepts": ["head_pointer", "node_value", "next_link", "tail_marker"], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 2, "narration": "Done.", "ops_summary": "", "prev_narration": "Adding nodes to the list.", "covered_concepts": [], "step_progress": "step 2, 0/4 concepts", "score_breakdown": {"overall_score": 0.6516666666666668, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.8333333333333334, "narration_quality_score": 0.15, "attention_coherence_score": 1.0, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": 0.21999999999999992, "action": {"step_type": "complete", "narration": "Done.", "ops": [], "covered_concepts": [], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 1, "narration": "Starting.", "ops_summary": "add_node[x]", "prev_narration": "", "covered_concepts": ["head_pointer", "node_value", "next_link", "tail_marker"], "step_progress": "step 1, 0/4 concepts", "score_breakdown": {"overall_score": 0.20500000000000013, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.2, "action": {"step_type": "advance", "narration": "Starting.", "ops": [{"op": "add_node", "target_ids": ["x"], "params": {}}], "covered_concepts": ["head_pointer", "node_value", "next_link", "tail_marker"], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "easy_1", "template": "easy", "step_id": 2, "narration": "Finished.", "ops_summary": "", "prev_narration": "Starting.", "covered_concepts": [], "step_progress": "step 2, 0/4 concepts", "score_breakdown": {"overall_score": 0.48500000000000004, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.0, "narration_quality_score": 0.15, "attention_coherence_score": 1.0, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": 0.2799999999999999, "action": {"step_type": "complete", "narration": "Finished.", "ops": [], "covered_concepts": [], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 1, "narration": "We set up a stack region with a container \u2014 stacks follow Last In First Out order, so we'll use ordered=false.", "ops_summary": "add_region[stk], add_container[stack], add_pointer[top]", "prev_narration": "", "covered_concepts": ["top_pointer"], "step_progress": "step 1, 0/4 concepts", "score_breakdown": {"overall_score": 0.45666666666666683, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.13333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.041666666666666796, "action": {"step_type": "advance", "narration": "We set up a stack region with a container \u2014 stacks follow Last In First Out order, so we'll use ordered=false.", "ops": [{"op": "add_region", "target_ids": ["stk"], "params": {"style": "stack", "title": "Stack"}}, {"op": "add_container", "target_ids": ["stack"], "params": {"region": "stk", "ordered": false}}, {"op": "add_pointer", "target_ids": ["top"], "params": {"region": "stk", "index": -1}}], "covered_concepts": ["top_pointer"], "intent": "setup"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 2, "narration": "Push A onto the stack \u2014 A becomes the new top. Then push B on top of A, so B is now the top element.", "ops_summary": "add_node[A], push_to[stack,A], add_node[B], push_to[stack,B], move_pointer[top]", "prev_narration": "We set up a stack region with a container \u2014 stacks follow Last In First Out order, so we'll use ordered=false.", "covered_concepts": ["push"], "step_progress": "step 2, 1/4 concepts", "score_breakdown": {"overall_score": 0.8075000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.4, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.3508333333333333, "action": {"step_type": "advance", "narration": "Push A onto the stack \u2014 A becomes the new top. Then push B on top of A, so B is now the top element.", "ops": [{"op": "add_node", "target_ids": ["A"], "params": {"value": "A", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "A"], "params": {}}, {"op": "add_node", "target_ids": ["B"], "params": {"value": "B", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "B"], "params": {}}, {"op": "move_pointer", "target_ids": ["top"], "params": {"index": 1}}], "covered_concepts": ["push"], "intent": "push-A-B"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 3, "narration": "Pop removes B \u2014 the most recently pushed element \u2014 revealing A underneath. This is the LIFO property in action.", "ops_summary": "pop_from[stack], set_role[B], move_pointer[top]", "prev_narration": "Push A onto the stack \u2014 A becomes the new top. Then push B on top of A, so B is now the top element.", "covered_concepts": ["pop", "lifo_order"], "step_progress": "step 3, 2/4 concepts", "score_breakdown": {"overall_score": 0.6925, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.5, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.35, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.1150000000000001, "action": {"step_type": "advance", "narration": "Pop removes B \u2014 the most recently pushed element \u2014 revealing A underneath. This is the LIFO property in action.", "ops": [{"op": "pop_from", "target_ids": ["stack"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "inactive"}}, {"op": "move_pointer", "target_ids": ["top"], "params": {"index": 0}}], "covered_concepts": ["pop", "lifo_order"], "intent": "pop-B"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 4, "narration": "Push C on top \u2014 the stack now holds [A, C] with C as the new top, confirming LIFO order throughout.", "ops_summary": "add_node[C], push_to[stack,C], move_pointer[top]", "prev_narration": "Pop removes B \u2014 the most recently pushed element \u2014 revealing A underneath. This is the LIFO property in action.", "covered_concepts": [], "step_progress": "step 4, 2/4 concepts", "score_breakdown": {"overall_score": 0.8400000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.5, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.30000000000000004, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.14750000000000008, "action": {"step_type": "complete", "narration": "Push C on top \u2014 the stack now holds [A, C] with C as the new top, confirming LIFO order throughout.", "ops": [{"op": "add_node", "target_ids": ["C"], "params": {"value": "C", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "C"], "params": {}}, {"op": "move_pointer", "target_ids": ["top"], "params": {"index": 1}}], "covered_concepts": [], "intent": "push-C-complete"}, "quality_level": "excellent"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 1, "narration": "Creating a stack region with a container and top pointer.", "ops_summary": "add_region[stk], add_container[stack], add_pointer[top]", "prev_narration": "", "covered_concepts": ["top_pointer"], "step_progress": "step 1, 1/4 concepts", "score_breakdown": {"overall_score": 0.8008333333333335, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.25, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.26666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.3858333333333335, "action": {"step_type": "advance", "narration": "Creating a stack region with a container and top pointer.", "ops": [{"op": "add_region", "target_ids": ["stk"], "params": {"style": "stack", "title": "Stack"}}, {"op": "add_container", "target_ids": ["stack"], "params": {"region": "stk", "ordered": false}}, {"op": "add_pointer", "target_ids": ["top"], "params": {"region": "stk", "index": -1}}], "covered_concepts": ["top_pointer"], "intent": "setup"}, "quality_level": "good"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 2, "narration": "Push A and B onto the stack, B is now on top.", "ops_summary": "add_node[A], push_to[stack,A], add_node[B], push_to[stack,B]", "prev_narration": "Creating a stack region with a container and top pointer.", "covered_concepts": ["push"], "step_progress": "step 2, 2/4 concepts", "score_breakdown": {"overall_score": 0.8400000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.5, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.30000000000000004, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.03916666666666657, "action": {"step_type": "advance", "narration": "Push A and B onto the stack, B is now on top.", "ops": [{"op": "add_node", "target_ids": ["A"], "params": {"value": "A", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "A"], "params": {}}, {"op": "add_node", "target_ids": ["B"], "params": {"value": "B", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "B"], "params": {}}], "covered_concepts": ["push"], "intent": "push-AB"}, "quality_level": "good"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 3, "narration": "Pop B, then push C. Stack ends as [A, C] demonstrating LIFO.", "ops_summary": "pop_from[stack], add_node[C], push_to[stack,C]", "prev_narration": "Push A and B onto the stack, B is now on top.", "covered_concepts": ["pop", "lifo_order"], "step_progress": "step 3, 3/4 concepts", "score_breakdown": {"overall_score": 0.7175000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.75, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.1, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.12249999999999994, "action": {"step_type": "complete", "narration": "Pop B, then push C. Stack ends as [A, C] demonstrating LIFO.", "ops": [{"op": "pop_from", "target_ids": ["stack"], "params": {}}, {"op": "add_node", "target_ids": ["C"], "params": {"value": "C", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "C"], "params": {}}], "covered_concepts": ["pop", "lifo_order"], "intent": "pop-push-done"}, "quality_level": "good"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 1, "narration": "Performing stack operations.", "ops_summary": "add_region[stk], add_container[stack], add_node[A], push_to[stack,A], add_node[B]", "prev_narration": "", "covered_concepts": ["top_pointer", "push", "pop", "lifo_order"], "step_progress": "step 1, 0/4 concepts", "score_breakdown": {"overall_score": 0.35333333333333355, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.6666666666666666, "narration_quality_score": 0.15, "attention_coherence_score": 0.1, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.06166666666666648, "action": {"step_type": "advance", "narration": "Performing stack operations.", "ops": [{"op": "add_region", "target_ids": ["stk"], "params": {"style": "stack", "title": "Stack"}}, {"op": "add_container", "target_ids": ["stack"], "params": {"region": "stk"}}, {"op": "add_node", "target_ids": ["A"], "params": {"value": "A", "region": "stk"}}, {"op": "push_to", "target_ids": ["stack", "A"], "params": {}}, {"op": "add_node", "target_ids": ["B"], "params": {"value": "B", "region": "stk"}}], "covered_concepts": ["top_pointer", "push", "pop", "lifo_order"], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 2, "narration": "Stack is ready.", "ops_summary": "push_to[stack,B]", "prev_narration": "Performing stack operations.", "covered_concepts": [], "step_progress": "step 2, 0/4 concepts", "score_breakdown": {"overall_score": 0.5683333333333334, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.6666666666666666, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.2149999999999998, "action": {"step_type": "complete", "narration": "Stack is ready.", "ops": [{"op": "push_to", "target_ids": ["stack", "B"], "params": {}}], "covered_concepts": [], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "easy_2", "template": "easy", "step_id": 1, "narration": "Stack operations.", "ops_summary": "", "prev_narration": "", "covered_concepts": ["top_pointer", "push", "pop", "lifo_order"], "step_progress": "step 1, 0/4 concepts", "score_breakdown": {"overall_score": 0.285, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.5, "narration_quality_score": 0.15, "attention_coherence_score": 1.0, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": -0.13000000000000006, "action": {"step_type": "complete", "narration": "Stack operations.", "ops": [], "covered_concepts": ["top_pointer", "push", "pop", "lifo_order"], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 1, "narration": "We initialize BFS by creating a queue and seeding it with source A \u2014 BFS always begins from a single starting node.", "ops_summary": "add_region[bfs_region], add_container[q], push_to[q,A], set_role[A]", "prev_narration": "", "covered_concepts": ["queue", "frontier"], "step_progress": "step 1, 1/5 concepts", "score_breakdown": {"overall_score": 0.6642666666666666, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9199999999999999, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.5333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.20926666666666655, "action": {"step_type": "advance", "narration": "We initialize BFS by creating a queue and seeding it with source A \u2014 BFS always begins from a single starting node.", "ops": [{"op": "add_region", "target_ids": ["bfs_region"], "params": {"style": "queue", "title": "BFS Queue"}}, {"op": "add_container", "target_ids": ["q"], "params": {"region": "bfs_region", "ordered": true}}, {"op": "push_to", "target_ids": ["q", "A"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "frontier"}}], "covered_concepts": ["queue", "frontier"], "intent": "init-bfs"}, "quality_level": "excellent"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 2, "narration": "Dequeue A from the queue and mark it visited \u2014 we then push A's unvisited neighbors B and C as frontier nodes.", "ops_summary": "pop_from[q], set_role[A], push_to[q,B], push_to[q,C], set_role[B], set_role[C]", "prev_narration": "We initialize BFS by creating a queue and seeding it with source A \u2014 BFS always begins from a single starting node.", "covered_concepts": ["visited_set", "dequeue"], "step_progress": "step 2, 2/5 concepts", "score_breakdown": {"overall_score": 0.68735, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.87, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.8250000000000001, "cognitive_pacing_score": 0.6, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.023083333333333456, "action": {"step_type": "advance", "narration": "Dequeue A from the queue and mark it visited \u2014 we then push A's unvisited neighbors B and C as frontier nodes.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "B"], "params": {}}, {"op": "push_to", "target_ids": ["q", "C"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "frontier"}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "frontier"}}], "covered_concepts": ["visited_set", "dequeue"], "intent": "visit-A"}, "quality_level": "excellent"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 3, "narration": "Dequeue B and visit it \u2014 B's neighbor D joins the frontier, demonstrating BFS level-by-level order.", "ops_summary": "pop_from[q], set_role[B], push_to[q,D], set_role[D]", "prev_narration": "Dequeue A from the queue and mark it visited \u2014 we then push A's unvisited neighbors B and C as frontier nodes.", "covered_concepts": ["level_order"], "step_progress": "step 3, 3/5 concepts", "score_breakdown": {"overall_score": 0.8862333333333333, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.7666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.1988833333333333, "action": {"step_type": "advance", "narration": "Dequeue B and visit it \u2014 B's neighbor D joins the frontier, demonstrating BFS level-by-level order.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "D"], "params": {}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "frontier"}}], "covered_concepts": ["level_order"], "intent": "visit-B"}, "quality_level": "excellent"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 4, "narration": "Dequeue C and visit it \u2014 C connects to D and E, but D is already in the queue so only E is added.", "ops_summary": "pop_from[q], set_role[C], push_to[q,E], set_role[E]", "prev_narration": "Dequeue B and visit it \u2014 B's neighbor D joins the frontier, demonstrating BFS level-by-level order.", "covered_concepts": [], "step_progress": "step 4, 3/5 concepts", "score_breakdown": {"overall_score": 0.8582000000000002, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.94, "progress_score": 0.6, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.6, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.028033333333333132, "action": {"step_type": "advance", "narration": "Dequeue C and visit it \u2014 C connects to D and E, but D is already in the queue so only E is added.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "E"], "params": {}}, {"op": "set_role", "target_ids": ["E"], "params": {"role": "frontier"}}], "covered_concepts": [], "intent": "visit-C"}, "quality_level": "excellent"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 5, "narration": "All nodes are now visited in BFS order A,B,C,D,E \u2014 each level was fully processed before moving deeper.", "ops_summary": "pop_from[q], set_role[D], pop_from[q], set_role[E]", "prev_narration": "Dequeue C and visit it \u2014 C connects to D and E, but D is already in the queue so only E is added.", "covered_concepts": [], "step_progress": "step 5, 3/5 concepts", "score_breakdown": {"overall_score": 0.8358666666666666, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.94, "progress_score": 0.3, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.45333333333333325, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.022333333333333538, "action": {"step_type": "complete", "narration": "All nodes are now visited in BFS order A,B,C,D,E \u2014 each level was fully processed before moving deeper.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "visited"}}, {"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["E"], "params": {"role": "visited"}}], "covered_concepts": [], "intent": "complete"}, "quality_level": "excellent"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 1, "narration": "Create a BFS queue and enqueue source node A, marking it as frontier.", "ops_summary": "add_region[bfs_region], add_container[q], push_to[q,A], set_role[A]", "prev_narration": "", "covered_concepts": ["queue", "frontier"], "step_progress": "step 1, 2/5 concepts", "score_breakdown": {"overall_score": 0.8442666666666666, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9199999999999999, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.5333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.3892666666666666, "action": {"step_type": "advance", "narration": "Create a BFS queue and enqueue source node A, marking it as frontier.", "ops": [{"op": "add_region", "target_ids": ["bfs_region"], "params": {"style": "queue", "title": "BFS Queue"}}, {"op": "add_container", "target_ids": ["q"], "params": {"region": "bfs_region", "ordered": true}}, {"op": "push_to", "target_ids": ["q", "A"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "frontier"}}], "covered_concepts": ["queue", "frontier"], "intent": "init"}, "quality_level": "good"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 2, "narration": "Dequeue A, visit it, and enqueue neighbors B and C.", "ops_summary": "pop_from[q], set_role[A], push_to[q,B], push_to[q,C]", "prev_narration": "Create a BFS queue and enqueue source node A, marking it as frontier.", "covered_concepts": ["visited_set", "dequeue"], "step_progress": "step 2, 3/5 concepts", "score_breakdown": {"overall_score": 0.71985, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.87, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.47500000000000003, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.12441666666666662, "action": {"step_type": "advance", "narration": "Dequeue A, visit it, and enqueue neighbors B and C.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "B"], "params": {}}, {"op": "push_to", "target_ids": ["q", "C"], "params": {}}], "covered_concepts": ["visited_set", "dequeue"], "intent": "visit-A"}, "quality_level": "good"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 3, "narration": "Process B then C, adding D and E to the queue as we go.", "ops_summary": "pop_from[q], set_role[B], push_to[q,D], pop_from[q], set_role[C], push_to[q,E]", "prev_narration": "Dequeue A, visit it, and enqueue neighbors B and C.", "covered_concepts": ["level_order"], "step_progress": "step 3, 3/5 concepts", "score_breakdown": {"overall_score": 0.5377000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.94, "progress_score": 0.6, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.5900000000000001, "cognitive_pacing_score": 0.6, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.18214999999999992, "action": {"step_type": "advance", "narration": "Process B then C, adding D and E to the queue as we go.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "D"], "params": {}}, {"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}, {"op": "push_to", "target_ids": ["q", "E"], "params": {}}], "covered_concepts": ["level_order"], "intent": "visit-BC"}, "quality_level": "good"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 4, "narration": "D and E are dequeued and visited, finishing BFS traversal.", "ops_summary": "pop_from[q], set_role[D], pop_from[q], set_role[E]", "prev_narration": "Process B then C, adding D and E to the queue as we go.", "covered_concepts": [], "step_progress": "step 4, 3/5 concepts", "score_breakdown": {"overall_score": 0.8515333333333334, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.94, "progress_score": 0.3, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.7666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.3138333333333333, "action": {"step_type": "complete", "narration": "D and E are dequeued and visited, finishing BFS traversal.", "ops": [{"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "visited"}}, {"op": "pop_from", "target_ids": ["q"], "params": {}}, {"op": "set_role", "target_ids": ["E"], "params": {"role": "visited"}}], "covered_concepts": [], "intent": "done"}, "quality_level": "good"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 1, "narration": "Setting up BFS.", "ops_summary": "add_region[bfs_region], add_container[q], set_role[A], set_role[B], set_role[C]", "prev_narration": "", "covered_concepts": ["queue", "visited_set", "frontier", "level_order", "dequeue"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.4410000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.18, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.013999999999999901, "action": {"step_type": "advance", "narration": "Setting up BFS.", "ops": [{"op": "add_region", "target_ids": ["bfs_region"], "params": {"style": "queue", "title": "BFS"}}, {"op": "add_container", "target_ids": ["q"], "params": {"region": "bfs_region", "ordered": true}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}], "covered_concepts": ["queue", "visited_set", "frontier", "level_order", "dequeue"], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 2, "narration": "BFS finished.", "ops_summary": "set_role[D]", "prev_narration": "Setting up BFS.", "covered_concepts": [], "step_progress": "step 2, 0/5 concepts", "score_breakdown": {"overall_score": 0.672, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.23099999999999993, "action": {"step_type": "complete", "narration": "BFS finished.", "ops": [{"op": "set_role", "target_ids": ["D"], "params": {"role": "visited"}}], "covered_concepts": [], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 1, "narration": "Processing the graph.", "ops_summary": "set_role[A], set_role[B], set_role[C], set_role[D], set_role[E]", "prev_narration": "", "covered_concepts": ["queue", "visited_set", "frontier", "level_order", "dequeue"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.29700000000000004, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.1, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.2, "action": {"step_type": "advance", "narration": "Processing the graph.", "ops": [{"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["E"], "params": {"role": "visited"}}], "covered_concepts": ["queue", "visited_set", "frontier", "level_order", "dequeue"], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "medium_1", "template": "medium", "step_id": 2, "narration": "Done.", "ops_summary": "", "prev_narration": "Processing the graph.", "covered_concepts": [], "step_progress": "step 2, 0/5 concepts", "score_breakdown": {"overall_score": 0.7220000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 1.0, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": 0.42500000000000004, "action": {"step_type": "complete", "narration": "Done.", "ops": [], "covered_concepts": [], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 1, "narration": "Initialize Dijkstra by creating a priority queue and distance table \u2014 source A gets distance 0, all others start at infinity.", "ops_summary": "add_region[pq_region], add_container[pq], push_to[pq,A], annotate[A], set_role[A]", "prev_narration": "", "covered_concepts": ["priority_queue", "distance_table"], "step_progress": "step 1, 2/5 concepts", "score_breakdown": {"overall_score": 0.7595666666666666, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 0.5, "narration_quality_score": 0.5, "attention_coherence_score": 0.5333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.27056666666666657, "action": {"step_type": "advance", "narration": "Initialize Dijkstra by creating a priority queue and distance table \u2014 source A gets distance 0, all others start at infinity.", "ops": [{"op": "add_region", "target_ids": ["pq_region"], "params": {"style": "queue", "title": "Priority Queue"}}, {"op": "add_container", "target_ids": ["pq"], "params": {"region": "pq_region", "ordered": true}}, {"op": "push_to", "target_ids": ["pq", "A"], "params": {}}, {"op": "annotate", "target_ids": ["A"], "params": {"text": "d=0"}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "current"}}], "covered_concepts": ["priority_queue", "distance_table"], "intent": "init"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 2, "narration": "Extract A (d=0) from the priority queue \u2014 Dijkstra guarantees this distance is final. Relax edges to B and C: d[B]=1, d[C]=4.", "ops_summary": "pop_from[pq], set_role[A], set_value[B], annotate[B], push_to[pq,B], set_value[C]", "prev_narration": "Initialize Dijkstra by creating a priority queue and distance table \u2014 source A gets distance 0, all others start at infinity.", "covered_concepts": ["relaxation", "shortest_path_invariant"], "step_progress": "step 2, 2/5 concepts", "score_breakdown": {"overall_score": 0.4391, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.92, "progress_score": 0.8999999999999999, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 0.5, "narration_quality_score": 0.5, "attention_coherence_score": 0.65, "cognitive_pacing_score": 0.6, "focal_clarity_score": 0.7, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.2, "action": {"step_type": "advance", "narration": "Extract A (d=0) from the priority queue \u2014 Dijkstra guarantees this distance is final. Relax edges to B and C: d[B]=1, d[C]=4.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["B"], "params": {"value": 1}}, {"op": "annotate", "target_ids": ["B"], "params": {"text": "d=1"}}, {"op": "push_to", "target_ids": ["pq", "B"], "params": {}}, {"op": "set_value", "target_ids": ["C"], "params": {"value": 4}}], "covered_concepts": ["relaxation", "shortest_path_invariant"], "intent": "visit-A"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 3, "narration": "Extract B (d=1) \u2014 its shortest distance is now permanent. Relaxing B's edges: d[C] improves from 4 to 3 via B, and d[D]=6.", "ops_summary": "pop_from[pq], set_role[B], annotate[B], set_value[C], annotate[C], push_to[pq,C]", "prev_narration": "Extract A (d=0) from the priority queue \u2014 Dijkstra guarantees this distance is final. Relax edges to B and C: d[B]=1, d[C]=4.", "covered_concepts": ["visited_set"], "step_progress": "step 3, 2/5 concepts", "score_breakdown": {"overall_score": 0.47923333333333334, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 0.8999999999999999, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 0.6666666666666666, "narration_quality_score": 0.5, "attention_coherence_score": 0.6, "cognitive_pacing_score": 0.6, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.040133333333333354, "action": {"step_type": "advance", "narration": "Extract B (d=1) \u2014 its shortest distance is now permanent. Relaxing B's edges: d[C] improves from 4 to 3 via B, and d[D]=6.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "annotate", "target_ids": ["B"], "params": {"text": "d=1 final"}}, {"op": "set_value", "target_ids": ["C"], "params": {"value": 3}}, {"op": "annotate", "target_ids": ["C"], "params": {"text": "d=3"}}, {"op": "push_to", "target_ids": ["pq", "C"], "params": {}}], "covered_concepts": ["visited_set"], "intent": "visit-B"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 4, "narration": "Extract C (d=3), relax to D: d[D] improves to 4. Then D is extracted with final distance 4. All shortest paths found.", "ops_summary": "pop_from[pq], set_role[C], set_value[D], annotate[D], set_role[D]", "prev_narration": "Extract B (d=1) \u2014 its shortest distance is now permanent. Relaxing B's edges: d[C] improves from 4 to 3 via B, and d[D]=6.", "covered_concepts": [], "step_progress": "step 4, 2/5 concepts", "score_breakdown": {"overall_score": 0.7089, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 0.6, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 0.3333333333333333, "narration_quality_score": 0.5, "attention_coherence_score": 0.7666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 0.7, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.22966666666666663, "action": {"step_type": "complete", "narration": "Extract C (d=3), relax to D: d[D] improves to 4. Then D is extracted with final distance 4. All shortest paths found.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["D"], "params": {"value": 4}}, {"op": "annotate", "target_ids": ["D"], "params": {"text": "d=4"}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "done"}}], "covered_concepts": [], "intent": "complete"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 1, "narration": "Set up a priority queue for Dijkstra and initialize source A with distance 0.", "ops_summary": "add_region[pq_region], add_container[pq], push_to[pq,A], annotate[A]", "prev_narration": "", "covered_concepts": ["priority_queue", "distance_table"], "step_progress": "step 1, 1/5 concepts", "score_breakdown": {"overall_score": 0.5795666666666666, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 0.5, "narration_quality_score": 0.5, "attention_coherence_score": 0.5333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.09056666666666652, "action": {"step_type": "advance", "narration": "Set up a priority queue for Dijkstra and initialize source A with distance 0.", "ops": [{"op": "add_region", "target_ids": ["pq_region"], "params": {"style": "queue", "title": "PQ"}}, {"op": "add_container", "target_ids": ["pq"], "params": {"region": "pq_region", "ordered": true}}, {"op": "push_to", "target_ids": ["pq", "A"], "params": {}}, {"op": "annotate", "target_ids": ["A"], "params": {"text": "d=0"}}], "covered_concepts": ["priority_queue", "distance_table"], "intent": "init"}, "quality_level": "good"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 2, "narration": "Extract A, relax edges to B (d=1) and C (d=4). Then extract B, improve C to d=3.", "ops_summary": "pop_from[pq], set_role[A], set_value[B], push_to[pq,B], set_value[C]", "prev_narration": "Set up a priority queue for Dijkstra and initialize source A with distance 0.", "covered_concepts": ["relaxation"], "step_progress": "step 2, 1/5 concepts", "score_breakdown": {"overall_score": 0.41235000000000005, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.92, "progress_score": 0.8999999999999999, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 0.5, "narration_quality_score": 0.5, "attention_coherence_score": 0.47500000000000003, "cognitive_pacing_score": 1.0, "focal_clarity_score": 0.7, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.1672166666666665, "action": {"step_type": "advance", "narration": "Extract A, relax edges to B (d=1) and C (d=4). Then extract B, improve C to d=3.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["B"], "params": {"value": 1}}, {"op": "push_to", "target_ids": ["pq", "B"], "params": {}}, {"op": "set_value", "target_ids": ["C"], "params": {"value": 4}}], "covered_concepts": ["relaxation"], "intent": "visit-A"}, "quality_level": "good"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 3, "narration": "Extract B, update C's distance to 3 via B. Push C into the queue.", "ops_summary": "pop_from[pq], set_role[B], set_value[C], push_to[pq,C]", "prev_narration": "Extract A, relax edges to B (d=1) and C (d=4). Then extract B, improve C to d=3.", "covered_concepts": ["visited_set", "shortest_path_invariant"], "step_progress": "step 3, 1/5 concepts", "score_breakdown": {"overall_score": 0.4570666666666667, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 0.8999999999999999, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 0.6666666666666666, "narration_quality_score": 0.5, "attention_coherence_score": 0.5166666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.04471666666666663, "action": {"step_type": "advance", "narration": "Extract B, update C's distance to 3 via B. Push C into the queue.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["C"], "params": {"value": 3}}, {"op": "push_to", "target_ids": ["pq", "C"], "params": {}}], "covered_concepts": ["visited_set", "shortest_path_invariant"], "intent": "visit-B"}, "quality_level": "good"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 4, "narration": "Extract C, relax D to distance 4. All shortest paths computed.", "ops_summary": "pop_from[pq], set_role[C], set_value[D], set_role[D]", "prev_narration": "Extract B, update C's distance to 3 via B. Push C into the queue.", "covered_concepts": [], "step_progress": "step 4, 1/5 concepts", "score_breakdown": {"overall_score": 0.6789, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 0.9299999999999999, "progress_score": 0.6, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 0.3333333333333333, "narration_quality_score": 0.5, "attention_coherence_score": 0.7666666666666666, "cognitive_pacing_score": 1.0, "focal_clarity_score": 0.7, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.22183333333333327, "action": {"step_type": "complete", "narration": "Extract C, relax D to distance 4. All shortest paths computed.", "ops": [{"op": "pop_from", "target_ids": ["pq"], "params": {}}, {"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["D"], "params": {"value": 4}}, {"op": "set_role", "target_ids": ["D"], "params": {"role": "done"}}], "covered_concepts": [], "intent": "complete"}, "quality_level": "good"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 1, "narration": "Running Dijkstra on the graph.", "ops_summary": "add_region[pq_region], add_container[pq], set_role[A], set_role[B], set_value[D]", "prev_narration": "", "covered_concepts": ["priority_queue", "distance_table", "relaxation", "visited_set", "shortest_path_invariant"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.34766666666666673, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.3333333333333333, "narration_quality_score": 0.5, "attention_coherence_score": 0.12, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.1413333333333333, "action": {"step_type": "advance", "narration": "Running Dijkstra on the graph.", "ops": [{"op": "add_region", "target_ids": ["pq_region"], "params": {"style": "queue", "title": "PQ"}}, {"op": "add_container", "target_ids": ["pq"], "params": {"region": "pq_region", "ordered": true}}, {"op": "set_role", "target_ids": ["A"], "params": {"role": "visited"}}, {"op": "set_role", "target_ids": ["B"], "params": {"role": "visited"}}, {"op": "set_value", "target_ids": ["D"], "params": {"value": 4}}], "covered_concepts": ["priority_queue", "distance_table", "relaxation", "visited_set", "shortest_path_invariant"], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 2, "narration": "Shortest paths found.", "ops_summary": "set_role[C]", "prev_narration": "Running Dijkstra on the graph.", "covered_concepts": [], "step_progress": "step 2, 0/5 concepts", "score_breakdown": {"overall_score": 0.5875, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.4, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.2398333333333333, "action": {"step_type": "complete", "narration": "Shortest paths found.", "ops": [{"op": "set_role", "target_ids": ["C"], "params": {"role": "visited"}}], "covered_concepts": [], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "hard_1", "template": "hard", "step_id": 1, "narration": "Dijkstra done.", "ops_summary": "set_role[A]", "prev_narration": "", "covered_concepts": ["priority_queue", "distance_table", "relaxation", "visited_set", "shortest_path_invariant"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.20750000000000007, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.2, "action": {"step_type": "complete", "narration": "Dijkstra done.", "ops": [{"op": "set_role", "target_ids": ["A"], "params": {"role": "done"}}], "covered_concepts": ["priority_queue", "distance_table", "relaxation", "visited_set", "shortest_path_invariant"], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 1, "narration": "Create a tree region and insert 5 as the root node \u2014 the first key always becomes the root of the BST.", "ops_summary": "add_region[tree], add_node[n5], set_role[n5]", "prev_narration": "", "covered_concepts": ["root_node"], "step_progress": "step 1, 1/5 concepts", "score_breakdown": {"overall_score": 0.715, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 0.5, "narration_quality_score": 0.35, "attention_coherence_score": 0.35, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.22599999999999992, "action": {"step_type": "advance", "narration": "Create a tree region and insert 5 as the root node \u2014 the first key always becomes the root of the BST.", "ops": [{"op": "add_region", "target_ids": ["tree"], "params": {"style": "tree", "title": "BST", "root": "n5"}}, {"op": "add_node", "target_ids": ["n5"], "params": {"value": 5, "region": "tree"}}, {"op": "set_role", "target_ids": ["n5"], "params": {"role": "root"}}], "covered_concepts": ["root_node"], "intent": "insert-root"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 2, "narration": "Insert 3: comparing with root 5, 3 < 5 so it goes left \u2014 this maintains the BST invariant where left children are smaller.", "ops_summary": "add_node[n3], add_edge[n5,n3], set_role[n5]", "prev_narration": "Create a tree region and insert 5 as the root node \u2014 the first key always becomes the root of the BST.", "covered_concepts": ["bst_invariant", "left_subtree"], "step_progress": "step 2, 2/5 concepts", "score_breakdown": {"overall_score": 0.6849999999999999, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.4, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.15, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.15, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.030000000000000027, "action": {"step_type": "advance", "narration": "Insert 3: comparing with root 5, 3 < 5 so it goes left \u2014 this maintains the BST invariant where left children are smaller.", "ops": [{"op": "add_node", "target_ids": ["n3"], "params": {"value": 3, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n3"], "params": {"label": "L"}}, {"op": "set_role", "target_ids": ["n5"], "params": {"role": "comparing"}}], "covered_concepts": ["bst_invariant", "left_subtree"], "intent": "insert-3"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 3, "narration": "Insert 7: comparing with root 5, 7 > 5 so it goes right \u2014 the right subtree holds all keys greater than the parent.", "ops_summary": "add_node[n7], add_edge[n5,n7], set_role[n5]", "prev_narration": "Insert 3: comparing with root 5, 3 < 5 so it goes left \u2014 this maintains the BST invariant where left children are smaller.", "covered_concepts": ["right_subtree"], "step_progress": "step 3, 3/5 concepts", "score_breakdown": {"overall_score": 0.8649999999999999, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.15, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.17999999999999994, "action": {"step_type": "advance", "narration": "Insert 7: comparing with root 5, 7 > 5 so it goes right \u2014 the right subtree holds all keys greater than the parent.", "ops": [{"op": "add_node", "target_ids": ["n7"], "params": {"value": 7, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n7"], "params": {"label": "R"}}, {"op": "set_role", "target_ids": ["n5"], "params": {"role": "root"}}], "covered_concepts": ["right_subtree"], "intent": "insert-7"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 4, "narration": "Insert 2 and 4: recursively comparing, 2 < 3 goes left of n3, and 4 > 3 goes right of n3.", "ops_summary": "add_node[n2], add_edge[n3,n2], add_node[n4], add_edge[n3,n4]", "prev_narration": "Insert 7: comparing with root 5, 7 > 5 so it goes right \u2014 the right subtree holds all keys greater than the parent.", "covered_concepts": ["recursive_insert"], "step_progress": "step 4, 3/5 concepts", "score_breakdown": {"overall_score": 0.5716666666666668, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.5, "attention_coherence_score": 0.13333333333333333, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.2, "action": {"step_type": "advance", "narration": "Insert 2 and 4: recursively comparing, 2 < 3 goes left of n3, and 4 > 3 goes right of n3.", "ops": [{"op": "add_node", "target_ids": ["n2"], "params": {"value": 2, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n3", "n2"], "params": {"label": "L"}}, {"op": "add_node", "target_ids": ["n4"], "params": {"value": 4, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n3", "n4"], "params": {"label": "R"}}], "covered_concepts": ["recursive_insert"], "intent": "insert-2-4"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 5, "narration": "Insert 8: 8 > 5 go right, 8 > 7 go right \u2014 each insertion recursively finds the correct leaf position.", "ops_summary": "add_node[n8], add_edge[n7,n8]", "prev_narration": "Insert 2 and 4: recursively comparing, 2 < 3 goes left of n3, and 4 > 3 goes right of n3.", "covered_concepts": [], "step_progress": "step 5, 3/5 concepts", "score_breakdown": {"overall_score": 0.8724999999999999, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.6, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.3008333333333332, "action": {"step_type": "complete", "narration": "Insert 8: 8 > 5 go right, 8 > 7 go right \u2014 each insertion recursively finds the correct leaf position.", "ops": [{"op": "add_node", "target_ids": ["n8"], "params": {"value": 8, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n7", "n8"], "params": {"label": "R"}}], "covered_concepts": [], "intent": "insert-8-complete"}, "quality_level": "excellent"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 1, "narration": "Create a BST tree region and insert 5 as root.", "ops_summary": "add_region[tree], add_node[n5], set_role[n5]", "prev_narration": "", "covered_concepts": ["root_node"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.38499999999999995, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.5, "narration_quality_score": 0.35, "attention_coherence_score": 0.35, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.10400000000000009, "action": {"step_type": "advance", "narration": "Create a BST tree region and insert 5 as root.", "ops": [{"op": "add_region", "target_ids": ["tree"], "params": {"style": "tree", "title": "BST", "root": "n5"}}, {"op": "add_node", "target_ids": ["n5"], "params": {"value": 5, "region": "tree"}}, {"op": "set_role", "target_ids": ["n5"], "params": {"role": "root"}}], "covered_concepts": ["root_node"], "intent": "root"}, "quality_level": "good"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 2, "narration": "Insert 3 left of 5 and 7 right of 5, maintaining BST invariant.", "ops_summary": "add_node[n3], add_edge[n5,n3], add_node[n7], add_edge[n5,n7]", "prev_narration": "Create a BST tree region and insert 5 as root.", "covered_concepts": ["bst_invariant", "left_subtree", "right_subtree"], "step_progress": "step 2, 1/5 concepts", "score_breakdown": {"overall_score": 0.6125000000000002, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.19999999999999998, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.2275000000000002, "action": {"step_type": "advance", "narration": "Insert 3 left of 5 and 7 right of 5, maintaining BST invariant.", "ops": [{"op": "add_node", "target_ids": ["n3"], "params": {"value": 3, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n3"], "params": {"label": "L"}}, {"op": "add_node", "target_ids": ["n7"], "params": {"value": 7, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n7"], "params": {"label": "R"}}], "covered_concepts": ["bst_invariant", "left_subtree", "right_subtree"], "intent": "insert-3-7"}, "quality_level": "good"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 3, "narration": "Recursively insert 2 left of 3 and 4 right of 3.", "ops_summary": "add_node[n2], add_edge[n3,n2], add_node[n4], add_edge[n3,n4]", "prev_narration": "Insert 3 left of 5 and 7 right of 5, maintaining BST invariant.", "covered_concepts": ["recursive_insert"], "step_progress": "step 3, 1/5 concepts", "score_breakdown": {"overall_score": 0.5125000000000002, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": -0.09999999999999998, "action": {"step_type": "advance", "narration": "Recursively insert 2 left of 3 and 4 right of 3.", "ops": [{"op": "add_node", "target_ids": ["n2"], "params": {"value": 2, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n3", "n2"], "params": {"label": "L"}}, {"op": "add_node", "target_ids": ["n4"], "params": {"value": 4, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n3", "n4"], "params": {"label": "R"}}], "covered_concepts": ["recursive_insert"], "intent": "insert-2-4"}, "quality_level": "good"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 4, "narration": "Insert 8 right of 7 to complete the BST.", "ops_summary": "add_node[n8], add_edge[n7,n8]", "prev_narration": "Recursively insert 2 left of 3 and 4 right of 3.", "covered_concepts": [], "step_progress": "step 4, 1/5 concepts", "score_breakdown": {"overall_score": 0.8125000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.2, "invariant_score": 1.0, "narration_quality_score": 0.35, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "iteration"}, "reward": 0.29999999999999993, "action": {"step_type": "complete", "narration": "Insert 8 right of 7 to complete the BST.", "ops": [{"op": "add_node", "target_ids": ["n8"], "params": {"value": 8, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n7", "n8"], "params": {"label": "R"}}], "covered_concepts": [], "intent": "done"}, "quality_level": "good"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 1, "narration": "Building the BST.", "ops_summary": "add_region[tree], add_node[n5], add_node[n3], add_edge[n5,n3], add_node[n7], add_edge[n5,n7]", "prev_narration": "", "covered_concepts": ["root_node", "bst_invariant", "left_subtree", "right_subtree", "recursive_insert"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.4605000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.6, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.02849999999999997, "action": {"step_type": "advance", "narration": "Building the BST.", "ops": [{"op": "add_region", "target_ids": ["tree"], "params": {"style": "tree", "title": "BST"}}, {"op": "add_node", "target_ids": ["n5"], "params": {"value": 5, "region": "tree"}}, {"op": "add_node", "target_ids": ["n3"], "params": {"value": 3, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n3"], "params": {}}, {"op": "add_node", "target_ids": ["n7"], "params": {"value": 7, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n5", "n7"], "params": {}}], "covered_concepts": ["root_node", "bst_invariant", "left_subtree", "right_subtree", "recursive_insert"], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 2, "narration": "Tree built.", "ops_summary": "add_node[n2], add_edge[n3,n2]", "prev_narration": "Building the BST.", "covered_concepts": [], "step_progress": "step 2, 0/5 concepts", "score_breakdown": {"overall_score": 0.7725000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 1.0, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 1.0, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": 0.312, "action": {"step_type": "complete", "narration": "Tree built.", "ops": [{"op": "add_node", "target_ids": ["n2"], "params": {"value": 2, "region": "tree"}}, {"op": "add_edge", "target_ids": ["n3", "n2"], "params": {}}], "covered_concepts": [], "intent": ""}, "quality_level": "mediocre"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 1, "narration": "Inserting keys.", "ops_summary": "add_node[n5]", "prev_narration": "", "covered_concepts": ["root_node", "bst_invariant", "left_subtree", "right_subtree", "recursive_insert"], "step_progress": "step 1, 0/5 concepts", "score_breakdown": {"overall_score": 0.3575, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 1.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.5, "narration_quality_score": 0.15, "attention_coherence_score": 0.3, "cognitive_pacing_score": 0.5, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.3, "penalty_too_many_ops": 0.0, "phase": "setup"}, "reward": -0.13150000000000006, "action": {"step_type": "advance", "narration": "Inserting keys.", "ops": [{"op": "add_node", "target_ids": ["n5"], "params": {"value": 5}}], "covered_concepts": ["root_node", "bst_invariant", "left_subtree", "right_subtree", "recursive_insert"], "intent": ""}, "quality_level": "bad"} | |
| {"scenario_id": "hard_2", "template": "hard", "step_id": 2, "narration": "BST done.", "ops_summary": "", "prev_narration": "Inserting keys.", "covered_concepts": [], "step_progress": "step 2, 0/5 concepts", "score_breakdown": {"overall_score": 0.6515000000000001, "validity_score": 1.0, "structure_score": 1.0, "visual_score": 1.0, "progress_score": 0.0, "consistency_score": 1.0, "coverage_score": 0.0, "invariant_score": 0.5, "narration_quality_score": 0.15, "attention_coherence_score": 1.0, "cognitive_pacing_score": 0.8, "focal_clarity_score": 1.0, "scaffolding_score": 1.0, "penalty_redundant": 0.0, "penalty_no_op": 0.0, "penalty_unsupported_claims": 0.0, "penalty_too_many_ops": 0.0, "phase": "mechanism"}, "reward": 0.2940000000000001, "action": {"step_type": "complete", "narration": "BST done.", "ops": [], "covered_concepts": [], "intent": ""}, "quality_level": "bad"} | |