prompt stringlengths 108 2.74k | completion stringlengths 1 1.34k | category stringclasses 10
values | answer stringlengths 0 7 | meta stringlengths 0 579 |
|---|---|---|---|---|
<|im_start|>user
Write a paragraph about alpine railway engineering. The word 'blueprint' must appear at least 2 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a monumental feat of human ingenuity, where steep gradients and harsh climates demand innovative solutions to ensure safe passage through rugged mountain terrain. Engineers meticulously design spiraling tunnels and viaducts, relying on a precise **blueprint** that accounts for geol... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 2, "keyword": "blueprint", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about long-distance lighthouse keepers. The essay must contain at least 60 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Long-distance lighthouse keepers once served as solitary guardians of the coast, standing watch against the relentless fury of the sea. Isolated in towering structures far from civilization, they maintained the vital beacon that guided ships safely through treacherous waters. Their dedication ensured countless lives we... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 60, "relation": "at least"}]} | |
<|im_start|>user
Describe a small library reopening after renovation briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Sunlight streams through new windows as patrons enter the renovated space. Dust-free shelves stand ready for books. Quiet whispers fill the fresh air. The community celebrates this cultural revival. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
Describe a small library reopening after renovation in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| THE SUNLIGHT STREAMS THROUGH THE NEW WINDOWS, ILLUMINATING THE FRESHLY PAINTED SHELVES AND POLISHED WOOD FLOORS. PATRONS WHISPER IN AWE AS THEY EXPLORE THE REVITALIZED SPACE, BREATHING NEW LIFE INTO THE COMMUNITY'S BELOVED HAVEN OF KNOWLEDGE. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
In at most 30 words, summarise early-morning bakery routines.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Bakers rise before dawn to mix, knead, and bake fresh bread, ensuring warm, aromatic goods are ready for customers by sunrise. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 30, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about a small library reopening after renovation. Your reply must end with the exact phrase: 'Is there anything else I can help with?'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| We are thrilled to announce the grand reopening of our small community library following an extensive renovation. The newly updated space features modern reading nooks, improved accessibility, and a refreshed collection designed to inspire readers of all ages. We invite you to visit us this weekend for a special open h... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Is there anything else I can help with?"}]} | |
<|im_start|>user
Describe the migration habits of monarch butterflies in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| monarch butterflies travel thousands of miles from north america to central mexico for the winter.
this incredible journey spans several generations, with the final group returning to their summer breeding grounds.
they rely on environmental cues like temperature and daylight to navigate their long-distance flight. | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe the joys of urban gardening in exactly 3 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Cultivating greenery amidst the concrete jungle offers a profound sense of peace and personal accomplishment. Harvesting fresh produce right from your balcony connects you to nature and provides nourishment for your body. This creative outlet transforms limited spaces into vibrant sanctuaries that bring life to the cit... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 3, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on a small library reopening after renovation. Do not use the word 'compass' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The scent of fresh paint still lingered in the air, mingling with the familiar, comforting aroma of aging paper. Sunlight streamed through the newly installed, larger windows, casting long, golden rectangles across the polished oak floors. For months, the community had missed this quiet sanctuary, a place where time se... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["compass"]}]} | |
<|im_start|>user
Write an engaging short note about the joys of urban gardening. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<Roots in the Concrete Jungle>>
There is a quiet magic in transforming a cramped balcony or a sun-drenched windowsill into a thriving sanctuary. Urban gardening offers more than just fresh herbs for your morning tea; it provides a tangible connection to nature amidst the chaos of city life. Watching a seedling push t... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
Provide the following information about a daily commute by bicycle as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "Daily Bicycle Commute",
"summary": "A daily bicycle commute involves riding a bike to and from work, offering physical health benefits, cost savings, and reduced carbon emissions compared to driving.",
"keywords": [
"cycling",
"commuting",
"sustainability",
"fitness",
"transportati... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
Write a paragraph about early-morning bakery routines. The word 'compass' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Before the first light touches the horizon, the baker’s internal **compass** points inexorably toward the rising oven, guiding hands through the rhythmic dance of kneading and folding. As the dough rises, a second **compass** emerges in the form of temperature gauges, ensuring that every loaf bakes with precise, golden... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "compass", "relation": "at least"}]} | |
<|im_start|>user
Describe the joys of urban gardening briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Urban gardening brings fresh produce to city dwellers. It offers a peaceful escape from busy streets. Growing plants reduces stress and improves mental health. Communities bond over shared green spaces. This hobby connects people with nature in concrete jungles. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
Describe the joys of urban gardening in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| URBAN GARDENING TRANSFORMS CONCRETE SPACES INTO VIBRANT GREEN OASSES THAT NOURISH THE SOUL. IT OFFERS THE DEEP SATISFACTION OF GROWING FRESH PRODUCE RIGHT IN THE HEART OF THE CITY. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
In at most 30 words, summarise long-distance lighthouse keepers.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Long-distance lighthouse keepers do not exist. Lighthouses are stationary coastal structures; their keepers remain on-site to maintain the light and warn approaching ships. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 30, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about long-distance lighthouse keepers. Your reply must end with the exact phrase: 'End of report.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Historically, the role of a lighthouse keeper was defined by intense isolation and rigorous responsibility, particularly for those stationed on remote offshore structures or distant coastal points. These individuals maintained the vital light systems that guided maritime traffic, often enduring months of solitude, hars... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "End of report."}]} | |
<|im_start|>user
Describe alpine railway engineering in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| alpine railways require intricate tunneling and bridge construction to navigate steep mountain terrain safely. engineers employ switchbacks and spiral tunnels to manage extreme gradients while maintaining stable speeds. these structures are meticulously designed to withstand harsh weather conditions and seismic activit... | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe long-distance lighthouse keepers in exactly 4 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| These isolated guardians stood watch over treacherous coastlines to guide maritime travelers safely through the night. They spent months in solitary confinement, battling harsh weather and the psychological weight of extreme isolation. Their daily routine involved meticulously maintaining the light mechanism and record... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 4, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on weather forecasting at sea. Do not use the word 'pelican' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Weather forecasting at sea is a delicate dance between ancient intuition and modern science. Unlike on land, where mountains and cities provide static reference points, the ocean is a vast, shifting canvas with no fixed landmarks. Sailors have long relied on reading the subtle cues of nature—the hue of the horizon, the... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["pelican"]}]} | |
<|im_start|>user
Write an engaging short note about the migration habits of monarch butterflies. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<The Great Monarch Odyssey>>
Every autumn, millions of monarch butterflies embark on one of nature’s most breathtaking journeys, traveling up to 3,000 miles from Canada and the United States to the specific mountain forests of central Mexico. This multi-generational migration is a marvel of biological precision, guid... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
Provide the following information about alpine railway engineering as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "Alpine Railway Engineering",
"summary": "Alpine railway engineering involves the specialized design and construction of rail infrastructure in high-altitude, mountainous terrain, characterized by steep gradients, sharp curves, and complex geological conditions. Key techniques include the use of rack-and... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
List 3 interesting facts about a small library reopening after renovation. Format the list with exactly 3 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * The renovation often involves preserving historical architectural elements, such as original woodwork or stained-glass windows, while integrating modern accessibility features like wider aisles and automatic doors to ensure the space remains both authentic and inclusive.
* Many small libraries use the reopening as an... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 3}]} | |
<|im_start|>user
Write a paragraph about the migration habits of monarch butterflies. The word 'compass' must appear at least 2 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The monarch butterfly’s annual migration is a breathtaking journey that spans thousands of miles, driven by an innate ability to navigate toward specific wintering grounds in Mexico and California. Scientists have long been fascinated by how these delicate insects find their way without prior experience, relying on a s... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 2, "keyword": "compass", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about a daily commute by bicycle. The essay must contain at least 60 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| My daily bicycle commute is more than just a way to get to work; it is a refreshing ritual that sets the tone for the entire day. As I pedal through the quiet morning streets, the cool breeze clears my mind, washing away the lingering fog of sleep. The rhythmic motion of the wheels provides a meditative pace, allowing ... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 60, "relation": "at least"}]} | |
<|im_start|>user
Describe weather forecasting at sea briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Meteorologists analyze satellite data and ocean buoy readings to predict marine conditions. They track storm systems and wind patterns over vast water areas. Ships receive these updates via radio or digital networks. Crews use this information to navigate safely and avoid dangerous weather. Accurate forecasts save live... | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
Describe early-morning bakery routines in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| THE OVEN ROARS TO LIFE IN THE PRE-DAWN DARKNESS, FILLING THE AIR WITH THE SCENT OF YEAST AND SUGAR. BAKERS RUSH TO SHAPE DOUGH AND GLAZE PASTRIES BEFORE THE FIRST CUSTOMERS ARRIVE. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
In at most 20 words, summarise a daily commute by bicycle.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Pedal through traffic, breathe fresh air, arrive energized. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 20, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about the migration habits of monarch butterflies. Your reply must end with the exact phrase: 'Thank you for reading.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarch butterflies are renowned for their extraordinary annual migration, traveling up to 3,000 miles from Canada and the United States to the oyamel fir forests of central Mexico. This journey, which spans several generations, allows them to escape harsh winter conditions and reproduce in warmer climates before retur... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Thank you for reading."}]} | |
<|im_start|>user
Describe early-morning bakery routines in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| the ovens hum softly as the first loaves of bread begin to bake.
flour dusts the air while bakers shape dough with practiced hands.
the scent of warm yeast fills the shop before the sun rises. | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe early-morning bakery routines in exactly 3 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Bakers arrive before dawn to knead dough and prepare ingredients for the day. The ovens roar to life, filling the air with the warm scent of rising bread and pastries. Fresh loaves are carefully pulled from the heat and arranged for eager customers. | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 3, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on early-morning bakery routines. Do not use the word 'blueprint' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| There is a quiet magic in the hours before dawn, when the world is still wrapped in sleep and the air carries the crisp chill of night. Inside the bakery, however, warmth begins to bloom. The rhythmic thud of dough being kneaded against the counter serves as the heartbeat of the day, a steady cadence that precedes the ... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["blueprint"]}]} | |
<|im_start|>user
Provide the following information about a small library reopening after renovation as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "Small Library Reopening After Renovation",
"summary": "A local small library has officially reopened its doors to the public following an extensive renovation project that modernized its facilities, expanded its digital resources, and created more accessible community spaces.",
"keywords": [
"libr... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
List 5 interesting facts about the migration habits of monarch butterflies. Format the list with exactly 5 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * Monarch butterflies undertake one of the most impressive insect migrations on Earth, traveling up to 3,000 miles from Canada and the northern United States to specific oyamel fir forests in central Mexico.
* The migration is multi-generational, meaning no single butterfly completes the entire round trip; it takes fou... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 5}]} | |
<|im_start|>user
Write a paragraph about the migration habits of monarch butterflies. The word 'obsidian' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The annual journey of the monarch butterfly is a spectacle of nature, where millions of insects traverse thousands of miles to reach their wintering grounds. As dusk falls, the sky often turns a deep, **obsidian** black, providing a stark backdrop against which the orange wings of the migrating swarm seem to glow with ... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "obsidian", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about alpine railway engineering. The essay must contain at least 40 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a monumental triumph of human ingenuity and perseverance. By conquering steep gradients and treacherous terrain through innovative tunneling and viaduct construction, these railways connect isolated communities, boost tourism, and demonstrate the enduring power of technical precisi... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 40, "relation": "at least"}]} | |
<|im_start|>user
Describe alpine railway engineering in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| ALPINE RAILWAY ENGINEERING RELIES ON INNOVATIVE SOLUTIONS LIKE SPIRAL TUNNELS AND HAIRPIN TURNS TO NAVIGATE STEEP MOUNTAIN TERRAIN. THESE COMPLEX STRUCTURES ENABLE TRAINS TO ASCEND OR DESCEND ELEVATION GRADIENTS THAT WOULD BE IMPOSSIBLE FOR CONVENTIONAL RAIL LINES. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
In at most 40 words, summarise long-distance lighthouse keepers.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Long-distance lighthouse keepers is not a standard term. Likely referring to remote keepers who maintained isolated coastal beacons, ensuring maritime safety through solitude and vigilance until automation rendered their roles largely obsolete. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 40, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about a daily commute by bicycle. Your reply must end with the exact phrase: 'Is there anything else I can help with?'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Riding a bicycle for your daily commute offers a refreshing blend of physical activity and mindfulness. It allows you to navigate through traffic with agility while enjoying fresh air and the rhythm of your own movement. This sustainable mode of transport not only reduces carbon emissions but also provides a healthy st... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Is there anything else I can help with?"}]} | |
<|im_start|>user
Describe weather forecasting at sea in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| maritime meteorology relies on satellite data and buoy readings to track oceanic conditions. forecasters analyze these inputs to predict storms and wave heights for safe navigation. this information is crucial for ships to avoid dangerous weather patterns at sea. | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe the migration habits of monarch butterflies in exactly 2 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarch butterflies undertake a remarkable annual migration from Canada and the United States to the mountain forests of central Mexico. This generational journey spans thousands of miles and allows the species to survive the winter in a specific, protected microclimate. | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 2, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on a small library reopening after renovation. Do not use the word 'magnolia' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The scent of fresh paint mingled with the familiar, comforting aroma of aged paper as the doors swung open once more. For months, the community had watched the scaffolding rise and fall, wondering if the soul of this quiet sanctuary would survive the transformation. Stepping inside, the first thing that struck me was t... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["magnolia"]}]} | |
<|im_start|>user
Write an engaging short note about weather forecasting at sea. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<Reading the Ocean’s Mood>>
Weather forecasting at sea is less about predicting numbers and more about interpreting a chaotic, living canvas. Unlike land, where mountains and cities create predictable microclimates, the ocean offers a vast, unbroken expanse where storms can brew in silence and vanish without a trace.... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
Provide the following information about the joys of urban gardening as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "The Joys of Urban Gardening",
"summary": "Urban gardening transforms concrete spaces into vibrant green oases, offering city dwellers a therapeutic connection to nature, fresh produce, and a sense of community amidst the hustle of city life.",
"keywords": [
"sustainability",
"mental health",
... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
List 4 interesting facts about weather forecasting at sea. Format the list with exactly 4 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * Weather forecasting at sea relies heavily on a sparse network of automated buoys and ship reports because land-based radar and satellite coverage are often insufficient for high-resolution local predictions, making data gaps a significant challenge for meteorologists.
* The phenomenon of "sea fog" is particularly dif... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 4}]} | |
<|im_start|>user
Write a paragraph about the migration habits of monarch butterflies. The word 'magnolia' must appear at least 2 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarch butterflies undertake one of the most remarkable migrations in the insect world, traveling thousands of miles from Canada and the United States to the oyamel fir forests of central Mexico. While their journey is primarily driven by the search for warmer climates and specific host plants for reproduction, the vi... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 2, "keyword": "magnolia", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about alpine railway engineering. The essay must contain at least 30 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a monumental triumph of human ingenuity, conquering steep gradients and rugged terrain through innovative tunnels, viaducts, and spiral designs to connect remote mountain communities with the wider world. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 30, "relation": "at least"}]} | |
<|im_start|>user
Describe long-distance lighthouse keepers briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| These individuals maintained remote coastal lights. They lived in isolation for months. Their duties included cleaning lenses and trimming wicks. They ensured safe passage for ships. Modern automation has replaced their roles. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
Describe the migration habits of monarch butterflies in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| MONARCH BUTTERFLIES MIGRATE THOUSANDS OF MILES FROM NORTH AMERICA TO WARM WINTERING GROVES IN MEXICO AND CALIFORNIA. THIS EPIC JOURNEY SPANS MULTIPLE GENERATIONS, WITH THE FINAL OFFSPRING COMPLETING THE RETURN TRIP NORTH IN THE SPRING. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
Write a brief note about the migration habits of monarch butterflies. Your reply must end with the exact phrase: 'Is there anything else I can help with?'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarch butterflies are renowned for their extraordinary annual migration, traveling up to 3,000 miles from Canada and the United States to specific mountain forests in central Mexico. This journey, which can take several generations to complete in the northbound direction, allows them to escape harsh winter conditions... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Is there anything else I can help with?"}]} | |
<|im_start|>user
Describe long-distance lighthouse keepers in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| these solitary guardians maintained remote beacons to guide ships through treacherous waters. they endured harsh weather and isolation while ensuring the light remained steady for safe navigation. their dedication saved countless lives by marking dangerous coastlines with reliable signals. | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe weather forecasting at sea in exactly 3 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Maritime meteorologists rely on a combination of satellite imagery, buoy data, and atmospheric models to predict conditions over vast ocean areas. These forecasts are critical for ensuring the safety of vessels by providing early warnings of severe storms and changing wind patterns. Accurate predictions allow captains ... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 3, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on a small library reopening after renovation. Do not use the word 'pelican' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The heavy oak doors swung open, revealing a space transformed yet familiar. Sunlight streamed through newly cleaned windows, illuminating shelves that stood straighter and brighter than before. The scent of fresh paint mingled with the comforting, earthy aroma of old paper, creating a unique atmosphere that felt both m... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["pelican"]}]} | |
<|im_start|>user
Provide the following information about early-morning bakery routines as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "Early-Morning Bakery Routines",
"summary": "Bakers typically begin their shifts in the pre-dawn hours to prepare dough, manage fermentation, and bake goods so that fresh products are ready for customers at opening time.",
"keywords": [
"baking",
"dough",
"fermentation",
"early morning"... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
List 4 interesting facts about early-morning bakery routines. Format the list with exactly 4 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * Bakers often begin their shifts as early as 2:00 or 3:00 AM to ensure bread is baked fresh and ready for customers by the time shops open, a schedule driven by the biological needs of yeast which requires time to rise properly.
* The concept of "proofing" is central to morning routines, where dough is left to rest an... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 4}]} | |
<|im_start|>user
Write a paragraph about a small library reopening after renovation. The word 'obsidian' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Sunlight streamed through the newly installed skylights, illuminating the polished **obsidian** desk that now stood proudly at the circulation counter. The renovation had transformed the once-dusty aisles into a modern sanctuary, where shelves lined with books reflected softly off the sleek **obsidian** pillars support... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "obsidian", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about early-morning bakery routines. The essay must contain at least 60 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Before the city stirs, the bakery awakens. Flour dusts the air like snow, and the rhythmic kneading of dough sets a calm tempo. The oven’s glow illuminates the quiet kitchen, casting long shadows against tiled walls. As bread rises, the scent of yeast and warmth begins to seep through the cracks, promising comfort to t... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 60, "relation": "at least"}]} | |
<|im_start|>user
Describe weather forecasting at sea in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| MARINE METEOROLOGISTS ANALYZE SATELLITE DATA AND OCEAN CURRENTS TO PREDICT STORMS AND WIND PATTERNS. THIS INFORMATION CRITICALLY GUIDES SHIP NAVIGATION TO ENSURE SAFETY AND EFFICIENT ROUTING ACROSS THE OPEN OCEAN. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
In at most 20 words, summarise weather forecasting at sea.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Marine forecasting predicts ocean conditions using satellites and buoys to ensure safe navigation. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 20, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about weather forecasting at sea. Your reply must end with the exact phrase: 'Thank you for reading.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Weather forecasting at sea is a critical component of maritime safety and logistics, relying on a sophisticated integration of satellite imagery, buoy data, and advanced numerical weather prediction models. Unlike terrestrial forecasts, marine predictions must account for the vast, dynamic nature of oceanic systems, in... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Thank you for reading."}]} | |
<|im_start|>user
Describe long-distance lighthouse keepers in exactly 3 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| These solitary guardians maintained critical maritime beacons to guide ships safely through treacherous coastal waters. They endured weeks of isolation while performing rigorous maintenance tasks to ensure the light remained steady and reliable. Their dedication provided an essential lifeline for mariners navigating th... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 3, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on early-morning bakery routines. Do not use the word 'magnolia' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The world is still asleep when the first loaf of sourdough slides onto the cooling rack, a ritual that feels less like work and more like a quiet communion with time. In these pre-dawn hours, the air is thick with the scent of yeast and caramelized sugar, a warm embrace against the chill of the morning. There is a prof... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["magnolia"]}]} | |
<|im_start|>user
Write an engaging short note about early-morning bakery routines. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<The Alchemist’s Dawn>>
Long before the first ray of sunlight breaches the horizon, the bakery awakens to the rhythmic heartbeat of dough rising in warm, dimly lit corners. The air is thick with the scent of yeast and anticipation, a perfume more potent than any cologne. Here, time is measured not in hours, but in kn... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
List 5 interesting facts about a small library reopening after renovation. Format the list with exactly 5 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * The renovation process often uncovers hidden historical artifacts, such as original blueprints, vintage books, or even time capsules left by previous librarians, turning the construction phase into an archaeological discovery.
* Modern upgrades frequently include specialized climate control systems that not only pres... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 5}]} | |
<|im_start|>user
Write a paragraph about long-distance lighthouse keepers. The word 'satellite' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| In the pre-digital era, long-distance lighthouse keepers operated in profound isolation, relying on routine logbooks rather than a **satellite** connection to maintain contact with the mainland. Their existence was defined by the rhythmic sweep of the beacon and the relentless crash of waves, a stark contrast to the mo... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "satellite", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about a small library reopening after renovation. The essay must contain at least 40 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| After months of quiet construction, the dusty shelves of our local library finally welcomed readers back. The air smelled of fresh paint and new paper, a sharp contrast to the musty odor of the past. Sunlight streamed through larger windows, illuminating the vibrant new reading nooks. It was more than just a renovation... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 40, "relation": "at least"}]} | |
<|im_start|>user
In at most 20 words, summarise long-distance lighthouse keepers.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Remote workers maintaining lights, battling isolation and storms to guide ships safely through treacherous waters. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 20, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about weather forecasting at sea. Your reply must end with the exact phrase: 'Is there anything else I can help with?'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Weather forecasting at sea is a complex and critical discipline that relies on a combination of satellite imagery, buoy data, and advanced computer modeling to predict oceanic and atmospheric conditions. Unlike land-based forecasting, marine meteorology must account for vast data gaps, rapidly changing storm systems, a... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Is there anything else I can help with?"}]} | |
<|im_start|>user
Describe a daily commute by bicycle in three sentences. Use only lowercase letters in your entire response. Do not use any uppercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| the morning air bites at my cheeks as i pedal past waking city streets. sunlight filters through the trees, casting dancing shadows on the pavement ahead. i arrive at work with a smile, feeling the vibrant energy of the day begin. | ifeval_bench | {"instruction_ids": ["change_case:english_lowercase"], "kwargs": [{}]} | |
<|im_start|>user
Describe the joys of urban gardening in exactly 4 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Cultivating a small patch of green in the concrete jungle offers a profound sense of peace and connection to nature. Watching seeds transform into vibrant vegetables provides immediate gratification and a tangible reward for your daily efforts. This practice fosters a deeper appreciation for seasonal rhythms and the de... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 4, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on long-distance lighthouse keepers. Do not use the word 'blueprint' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The life of a long-distance lighthouse keeper is one defined by profound solitude and an unwavering sense of duty. Perched on the edge of the world, these individuals serve as silent guardians against the chaos of the sea. Their days are marked by the rhythmic turning of the lens and the constant watchfulness required ... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["blueprint"]}]} | |
<|im_start|>user
Provide the following information about the migration habits of monarch butterflies as a single JSON object with exactly the keys 'topic', 'summary' (string), and 'keywords' (list of strings). Output only the JSON object, no surrounding prose.<|im_end|>
<|im_start|>assistant
<think>
</think>
| {
"topic": "Monarch Butterfly Migration",
"summary": "Monarch butterflies undertake a remarkable multi-generational migration, traveling up to 3,000 miles from Canada and the northern United States to specific oyamel fir forests in central Mexico for overwintering, while western populations migrate to coastal Calif... | ifeval_bench | {"instruction_ids": ["detectable_format:json_format"], "kwargs": [{}]} | |
<|im_start|>user
Write a paragraph about alpine railway engineering. The word 'magnolia' must appear at least 4 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a pinnacle of structural ingenuity, yet it feels entirely disconnected from the delicate beauty of a **magnolia** blossom. Engineers must contend with sheer cliffs and freezing temperatures, environments where a **magnolia** could never naturally survive. The precision required to ... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 4, "keyword": "magnolia", "relation": "at least"}]} | |
<|im_start|>user
Describe a daily commute by bicycle in two sentences. Write your entire response in all UPPERCASE letters. Do not use any lowercase letters.<|im_end|>
<|im_start|>assistant
<think>
</think>
| THE MORNING SUN WARMS MY BACK AS I PADDLE THROUGH THE CRISP AIR, ENJOYING THE RHYTHMIC MOTION OF THE WHEELS. THIS DAILY RIDE TRANSFORMS A MUNDANE TRIP INTO A REVITALIZING ESCAPE FROM THE CITY'S CHAOS. | ifeval_bench | {"instruction_ids": ["change_case:english_capital"], "kwargs": [{}]} | |
<|im_start|>user
Write a brief note about a daily commute by bicycle. Your reply must end with the exact phrase: 'End of report.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The morning air is crisp as I clip into my pedals, the rhythmic hum of the chain providing a steady soundtrack to the city waking up. Navigating through traffic feels less like a chore and more like a dance, weaving between cars with a sense of freedom that driving never offers. The physical exertion clears the mind, t... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "End of report."}]} | |
<|im_start|>user
Describe early-morning bakery routines in exactly 4 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Bakers arrive before dawn to prepare the dough for the day's fresh loaves. They knead and shape the ingredients with practiced precision in the quiet kitchen. The ovens roar to life, filling the air with the warm scent of rising bread. By sunrise, the display cases are stocked with golden pastries ready for eager custo... | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 4, "relation": "exactly"}]} | |
<|im_start|>user
Write an engaging short note about alpine railway engineering. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<Conquering the Clouds: The Marvel of Alpine Railway Engineering>>
Imagine threading a needle through the heart of a mountain. Alpine railway engineering is not merely about laying tracks; it is a dramatic dialogue between human ingenuity and the raw, untamed power of nature. From the spiraling loops of the Glacier E... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
List 4 interesting facts about alpine railway engineering. Format the list with exactly 4 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * The Gotthard Base Tunnel in Switzerland is the world's longest and deepest railway tunnel, stretching 57 kilometers underground to bypass difficult mountain terrain, a feat achieved by using two tunnel-boring machines that met in the middle with a deviation of only 60 centimeters.
* The Pilatus Railway in Switzerland... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 4}]} | |
<|im_start|>user
Write a paragraph about long-distance lighthouse keepers. The word 'lighthouse' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The solitary life of a long-distance lighthouse keeper was defined by an unwavering commitment to the beacon that stood as their sole companion against the vast, churning ocean. Each night, the keeper meticulously tended the flame within the lighthouse, ensuring that its powerful beam cut through the darkest storms to ... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "lighthouse", "relation": "at least"}]} | |
<|im_start|>user
Describe the migration habits of monarch butterflies briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarch butterflies travel thousands of miles each year. They fly from Canada and the United States to Mexico. This journey takes several generations to complete. The butterflies return north in spring. They breed along the way. This annual cycle repeats every year. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
Write a brief note about alpine railway engineering. Your reply must end with the exact phrase: 'End of report.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a pinnacle of civil engineering achievement, characterized by the construction of rail lines through rugged mountain terrain. Key features include extensive tunneling, such as the Gotthard Base Tunnel, the use of spiral tunnels and galleries to manage steep gradients, and robust br... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "End of report."}]} | |
<|im_start|>user
Describe a small library reopening after renovation in exactly 2 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Sunlight streamed through the newly installed floor-to-ceiling windows, illuminating the polished oak shelves that now held the restored collection. Patrons drifted through the quiet aisles, marveling at the seamless blend of historic charm and modern comfort. | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 2, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on the migration habits of monarch butterflies. Do not use the word 'blueprint' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The annual journey of the monarch butterfly is one of nature’s most profound mysteries. Each autumn, millions of these delicate insects traverse thousands of miles from Canada and the United States to the specific oyamel fir forests of central Mexico. What makes this feat even more remarkable is that the individuals ma... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["blueprint"]}]} | |
<|im_start|>user
Write a paragraph about the joys of urban gardening. The word 'obsidian' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| There is a profound satisfaction in cultivating life within the concrete jungle, where every sprout feels like a small victory against the gray monotony of the city. As you kneel in your raised bed, the rich, dark soil reminds you of polished **obsidian**, smooth and deep with potential. Even when the urban noise swell... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "obsidian", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about a small library reopening after renovation. The essay must contain at least 60 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The grand reopening of the local library marked a joyful return to community life. Once a quiet, dusty corner of town, the renovated space now boasts bright, modern interiors filled with natural light. Shelves lined with freshly organized books invite readers to explore new worlds, while comfortable seating areas encou... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 60, "relation": "at least"}]} | |
<|im_start|>user
Describe a daily commute by bicycle briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The cyclist pedals through the morning traffic while dodging cars and pedestrians. Wind rushes past ears as the rider navigates busy streets toward work. The journey ends with a quick dismount near the office building entrance. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} | |
<|im_start|>user
In at most 30 words, summarise a small library reopening after renovation.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The renovated library reopens, welcoming patrons with fresh paint, modern tech, and renewed shelves, restoring a cherished community hub for quiet reading and learning. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 30, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about early-morning bakery routines. Your reply must end with the exact phrase: 'Thank you for reading.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The pre-dawn hours in a bakery are a symphony of flour dust and rising dough. Bakers rise before the sun, their movements practiced and precise as they knead, proof, and shape loaves with quiet dedication. The air fills with the warm, yeasty aroma of bread baking, a comforting promise of the day ahead. This ritualistic... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Thank you for reading."}]} | |
<|im_start|>user
Describe weather forecasting at sea in exactly 2 sentences. Each sentence must end with a period.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Marine meteorologists rely on satellite imagery and buoy data to track complex oceanic weather patterns. This information allows sailors to navigate safely by predicting storms and shifting winds. | ifeval_bench | {"instruction_ids": ["length_constraints:number_sentences"], "kwargs": [{"num_sentences": 2, "relation": "exactly"}]} | |
<|im_start|>user
Write a short reflection on long-distance lighthouse keepers. Do not use the word 'sycamore' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The life of a long-distance lighthouse keeper is defined by a profound solitude, where the horizon is both a boundary and a companion. Standing at the edge of the world, these guardians watch the relentless rhythm of the tides and the shifting moods of the sky. Their existence is a quiet testament to duty, where the be... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["sycamore"]}]} | |
<|im_start|>user
Write an engaging short note about a daily commute by bicycle. Begin with a title wrapped in double angle brackets, like ``<<Title Goes Here>>``, on the first line.<|im_end|>
<|im_start|>assistant
<think>
</think>
| <<The Morning Pedal>>
There is a unique alchemy in the morning commute on two wheels. As the city stirs, the bicycle becomes a vessel of quiet independence, slicing through the waking streets with a rhythm set only by your own breath and the hum of the tires on asphalt. The air, crisp and unfiltered, fills your lungs ... | ifeval_bench | {"instruction_ids": ["detectable_format:title"], "kwargs": [{}]} | |
<|im_start|>user
List 3 interesting facts about the joys of urban gardening. Format the list with exactly 3 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * Urban gardening significantly boosts mental well-being by reducing stress and anxiety, offering a therapeutic escape into nature even within concrete environments while providing a tangible sense of accomplishment through nurturing plant life.
* It fosters stronger community bonds by transforming shared spaces like r... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 3}]} | |
<|im_start|>user
Write a paragraph about early-morning bakery routines. The word 'lighthouse' must appear at least 4 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Before the sun crests the horizon, the baker’s kitchen glows like a **lighthouse** cutting through the pre-dawn fog, a beacon of warmth in the cold silence. The rhythmic kneading of dough serves as the steady pulse, much like the rotating beam of a **lighthouse** guiding ships to safety, while the scent of yeast rises ... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 4, "keyword": "lighthouse", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about alpine railway engineering. The essay must contain at least 60 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering stands as a monumental testament to human ingenuity and perseverance. Navigating the treacherous terrain of the Alps required innovative solutions, such as spiral tunnels, massive viaducts, and intricate rack-and-pinion systems. These engineering marvels not only conquered steep gradients and... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 60, "relation": "at least"}]} | |
<|im_start|>user
In at most 20 words, summarise the migration habits of monarch butterflies.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Monarchs migrate thousands of miles from North America to central Mexico and California for winter. | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 20, "relation": "at most"}]} | |
<|im_start|>user
Write a brief note about alpine railway engineering. Your reply must end with the exact phrase: 'Thank you for reading.'. The very last characters of your response should be that phrase.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering represents a pinnacle of civil engineering achievement, characterized by the construction of rail lines through rugged, high-altitude mountain terrain. These projects often require innovative solutions to overcome steep gradients and sharp curves, such as the use of spiral tunnels, rack-and-p... | ifeval_bench | {"instruction_ids": ["startend:end_checker"], "kwargs": [{"end_phrase": "Thank you for reading."}]} | |
<|im_start|>user
Write a short reflection on alpine railway engineering. Do not use the word 'blueprint' anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering stands as a monumental testament to human ingenuity and the relentless drive to conquer geography. These lines are not merely transportation routes; they are intricate dances with gravity, carved into the very bones of the earth. The sheer audacity required to tunnel through solid rock or con... | ifeval_bench | {"instruction_ids": ["keywords:forbidden_words"], "kwargs": [{"forbidden_words": ["blueprint"]}]} | |
<|im_start|>user
List 4 interesting facts about the joys of urban gardening. Format the list with exactly 4 markdown bullet points (lines starting with `* ` or `- `).<|im_end|>
<|im_start|>assistant
<think>
</think>
| * Urban gardening significantly boosts mental well-being by reducing stress and anxiety, offering a therapeutic escape from the fast-paced city life through direct interaction with nature.
* Growing your own food in small spaces like balconies or windowsills fosters a deeper connection to your diet, resulting in freshe... | ifeval_bench | {"instruction_ids": ["detectable_format:number_bullet_lists"], "kwargs": [{"num_bullets": 4}]} | |
<|im_start|>user
Write a paragraph about the migration habits of monarch butterflies. The word 'compass' must appear at least 3 times.<|im_end|>
<|im_start|>assistant
<think>
</think>
| The annual journey of the monarch butterfly is a biological marvel, guided by an internal **compass** that allows them to navigate thousands of miles to their wintering grounds. Scientists have long studied this innate **compass**, discovering that these insects use the position of the sun and magnetic fields to mainta... | ifeval_bench | {"instruction_ids": ["keywords:frequency"], "kwargs": [{"frequency": 3, "keyword": "compass", "relation": "at least"}]} | |
<|im_start|>user
Write a short essay about long-distance lighthouse keepers. The essay must contain at least 80 words.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Long-distance lighthouse keepers once served as the silent guardians of treacherous coastlines, enduring profound isolation to ensure the safety of maritime travelers. Perched on remote cliffs or solitary islands, these dedicated individuals maintained the vital beacon that guided ships away from dangerous reefs and ro... | ifeval_bench | {"instruction_ids": ["length_constraints:number_words"], "kwargs": [{"num_words": 80, "relation": "at least"}]} | |
<|im_start|>user
Describe alpine railway engineering briefly. Do not use any commas anywhere in your response.<|im_end|>
<|im_start|>assistant
<think>
</think>
| Alpine railway engineering involves constructing tracks through steep mountainous terrain. Engineers use tunnels and viaducts to navigate difficult landscapes. Spiral loops help trains gain altitude gradually. Strong bridges span deep valleys safely. This infrastructure connects remote regions efficiently. | ifeval_bench | {"instruction_ids": ["punctuation:no_comma"], "kwargs": [{}]} |
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