A crew may pertain-to a spacecraft.Logical formLearned from4 sentences. Some miles may involve a spacecraft.Logical formLearned from4 sentences. A spacecraft may lift_off from a country.Logical formLearned from4 sentences. An astronaut may leave a spacecraft.Logical formLearned from4 sentences. A spacecraft may detect perchlorate.Logical formLearned from4 sentences. Spacecrafts may fall.Logical formLearned from4 sentences. A spacecraft may travel in polar orbit.Logical formLearned from4 sentences. A (robot arm) may pertain-to a spacecraft.Logical formLearned from4 sentences. A spacecraft can be on a trajectory.Logical formLearned from4 sentences. A glitch may send a spacecraft on a path.Logical formLearned from4 sentences. A spacecraft may be designed in mid-1960s.Logical formLearned from4 sentences. A spacecraft can be for missions to an international (space station).Logical formLearned from4 sentences. Some spacecraft can be in preparation.Logical formLearned from4 sentences. An (oxygen tank) may rupture on a spacecraft.Logical formLearned from4 sentences. Seats can be in spacecraft.Logical formLearned from4 sentences.