context: Customer is located at story book. Water cannot have a location of comet. Comet cannot have a location of clerk. Space is located at sky. Customer is located at planetarium. Comet is located at space. Water cannot have a location of war zone. Water cannot have a location of clerk. Sky is located at planetarium. Correction fluid is located at story book. Comet is a ball of ice and rock.
text: Comet cannot have a location of sky.