• angle : missile_impl , robot_impl
• explosion_distant : missile_impl
• health_points : robot_impl
• id : robot_impl
• list_missile : arena_impl
• list_robots : arena_impl
• memory : robot_impl
• message : warning_message
• missiles : robot_impl
• nb_missiles : arena_impl
• nb_robots : arena_impl
• next_message : warning_message
• num_robot : warning_message
• owner : missile_impl
• parcouru_distant : missile_impl
• pos : missile_impl , robot_impl
• robot_name : robot_impl
• speed : missile_impl , robot_impl
• waiting_time : robot_impl
• will_explode : missile_impl
• x : point_impl
• y : point_impl