context: On desk is located at computer. Rack cannot have a location of space shuttle. In bookcase cannot have a location of dishwasher. Rack cannot have a location of copy machine. Something is located at on desk. In bookcase is located at book. Computer is located at space shuttle. Book is located at on desk. In bookcase cannot have a location of box office. Engine or motor is located at copy machine.
text: Computer is located at space shuttle.