{"task": {"agent_timeout": 3600, "task": "toxicology__195", "verifier_timeout": 1800, "instruction": "You are given a natural language question and a SQLite database. Your task is to write a SQL query that answers the question.\n\nDatabase file: `/app/db.sqlite`\nYou may use `sqlite3` or Python to inspect the schema and data. Do not modify the database.\n\nQuestion:\nFor the most common bond type in the database, provide comprehensive statistics including its total occurrences, how many molecules contain it, the average number of such bonds per molecule, the number of unique element pairs it connects, and which molecule labels (carcinogenic or non-carcinogenic) contain this bond type.\n\nEvidence:\nmost common bond type refers to the bond_type with MAX(COUNT(bond_id)); molecule label refers to '+' for carcinogenic and '-' for non-carcinogenic\n\nSchema:\nCREATE TABLE `atom` (\n  `atom_id` TEXT NOT NULL,\n  `molecule_id` TEXT DEFAULT NULL,\n  `element` TEXT DEFAULT NULL,\n  PRIMARY KEY (`atom_id`),\n  FOREIGN KEY (`molecule_id`) REFERENCES `molecule` (`molecule_id`)\n)\nCREATE TABLE `bond` (\n  `bond_id` TEXT NOT NULL,\n  `molecule_id` TEXT DEFAULT NULL,\n  `bond_type` TEXT DEFAULT NULL,\n  PRIMARY KEY (`bond_id`),\n  FOREIGN KEY (`molecule_id`) REFERENCES `molecule` (`molecule_id`)\n)\nCREATE TABLE `connected` (\n  `atom_id` TEXT NOT NULL,\n  `atom_id2` TEXT NOT NULL,\n  `bond_id` TEXT DEFAULT NULL,\n  PRIMARY KEY (`atom_id`,`atom_id2`),\n  FOREIGN KEY (`atom_id`) REFERENCES `atom` (`atom_id`) ON DELETE CASCADE ON UPDATE CASCADE,\n  FOREIGN KEY (`atom_id2`) REFERENCES `atom` (`atom_id`) ON DELETE CASCADE ON UPDATE CASCADE,\n  FOREIGN KEY (`bond_id`) REFERENCES `bond` (`bond_id`) ON DELETE CASCADE ON UPDATE CASCADE\n)\nCREATE TABLE `molecule` (\n  `molecule_id` TEXT NOT NULL,\n  `label` TEXT DEFAULT NULL,\n  PRIMARY KEY (`molecule_id`)\n)\n\nOutput:\nWrite ONLY the SQL query to `/app/answer.sql`. Do not include code fences, comments, or explanations.\n", "memory": "4096m", "runnable": false, "difficulty": "hard", "language": "", "cpus": 1, "instruction_truncated": false, "category": "database", "compose": false, "has_solution": true, "oracle": null, "docker_image": "", "taskset": "bird-bench", "tags": []}, "runs": []}