walk_to(corridor)
grab(tile1)
walk_to(bathroom)
place_on_top(tile1, floor)
walk_to(corridor)
grab(tile2)
walk_to(bathroom)
place_on_top(tile2, floor)
walk_to(corridor)
grab(tile3)
walk_to(bathroom)
place_on_top(tile3, floor)
walk_to(corridor)
grab(tile4)
walk_to(bathroom)
place_on_top(tile4, floor)