walk_to(backpack)
open(backpack)
walk_to(bed)
grab(sunglasses)
place_inside(backpack)
grab(bracelet)
place_inside(backpack)
grab(notebook)
place_inside(backpack)
grab(apple)
place_inside(backpack)
grab(earphones)
place_inside(backpack)
close(backpack)
walk_to(floor)
place_on_top(backpack)
