(:trajectory

(:state (at ball1 room3) (at_robby robot1 room1) (free robot1 lgripper1) (free robot1 rgripper1))

(:action (move robot1 room1 room1))

(:state (at ball1 room3) (at_robby robot1 room1) (free robot1 lgripper1) (free robot1 rgripper1))

(:action (move robot1 room1 room2))

(:state (at ball1 room3) (at_robby robot1 room2) (free robot1 lgripper1) (free robot1 rgripper1))

(:action (move robot1 room2 room2))

(:state (at ball1 room3) (at_robby robot1 room2) (free robot1 lgripper1) (free robot1 rgripper1))

(:action (move robot1 room2 room3))

(:state (at ball1 room3) (at_robby robot1 room3) (free robot1 lgripper1) (free robot1 rgripper1))

(:action (pick robot1 ball1 room3 lgripper1))

(:state (at_robby robot1 room3) (carry robot1 ball1 lgripper1) (free robot1 rgripper1))

(:action (move robot1 room3 room2))

(:state (at_robby robot1 room2) (carry robot1 ball1 lgripper1) (free robot1 rgripper1))

(:action (drop robot1 ball1 room2 lgripper1))

(:state (at ball1 room2) (at_robby robot1 room2) (free robot1 lgripper1) (free robot1 rgripper1))

)