{"conversations": [{"from": "user", "value": "Explica'm de forma concisa per qu\u00e8 l'human t\u00e9 ossos?"}, {"from": "assistant", "value": "L'\u00e9sser hum\u00e0 t\u00e9 ossos perqu\u00e8 pertany a la fam\u00edlia dels vertebrats"}]}