Spacecraft can be in the world.Logical formLearned from4 sentences. A design can be for a spacecraft.Logical formLearned from4 sentences. 7k-l1 may man spacecraft.Logical formLearned from4 sentences. A spacecraft can be in polar orbit.Logical formLearned from4 sentences. Some spacecraft may be built.Logical formLearned from4 sentences. A (supply spacecraft) can be unmanned.Logical formLearned from4 sentences. Spacecraft may undergo a manufacture.Logical formLearned from4 sentences. Designers may pertain-to a spacecraft.Logical formLearned from4 sentences. A spacecraft may fall silent.Logical formLearned from4 sentences. A spacecraft may be sent into orbit.Logical formLearned from4 sentences. (Spacecraft experiments) may be mounted on a base.Logical formLearned from4 sentences. A spacecraft can be in solar orbit.Logical formLearned from4 sentences. A station may be serviced by spacecraft.Logical formLearned from4 sentences. Some spacecraft may work.Logical formLearned from4 sentences. Spacecraft may be launched by rockets.Logical formLearned from4 sentences.