walk_to(corridor)
grab(tile_1)
grab(tile_2)
walk_to(bathroom)
place_on_top(bathroom_floor, tile_1)
place_on_top(bathroom_floor, tile_2)
walk_to(corridor)
grab(tile_3)
grab(tile_4)
walk_to(bathroom)
place_on_top(bathroom_floor, tile_3)
place_on_top(bathroom_floor, tile_4)
