(Space stations) can be in orbit.Logical formLearned from13 sentences. An orbit can be around the sun.Logical formLearned from13 sentences. A spacecraft may remain in orbit.Logical formLearned from13 sentences. Parts may pertain-to an orbit.Logical formLearned from13 sentences. A (parking orbit) can be circular.Logical formLearned from13 sentences. An orbit may pertain-to an object.Logical formLearned from13 sentences. An orbit may pertain-to an object.Logical formLearned from13 sentences. An orbit may be raised.Logical formLearned from13 sentences. An orbit can be martian.Logical formLearned from13 sentences. An orbit can be known.Logical formLearned from13 sentences. Knowledge may pertain-to an orbit.Logical formLearned from13 sentences. Some stars can be in orbit.Logical formLearned from13 sentences. Orbits can be around a nucleus.Logical formLearned from13 sentences. Satellites can be in geostationary orbit.Logical formLearned from13 sentences. Orbits can be constituted-of-or-filled-with planets.Logical formLearned from13 sentences.