{ "mission_id": "mission_40_oasis_aux_palmiers", "title": "L'oasis aux palmiers", "narrative_context": "À l'oasis, chaque palmier porte un verbe. Choisis la bonne terminaison selon le sujet.", "rule_id": "regle_accord_sujet_verbe", "exercise_type": "multiple_choice", "map_position": { "x": 0.15, "y": 0.15 }, "review_status": "draft" }