A (medical center) can be in a US-city.Logical formLearned from42 sentences. Centers can be suburban.Logical formLearned from42 sentences. Competition can be among (market centers).Logical formLearned from42 sentences. A (training center) may pertain-to a US-city.Logical formLearned from42 sentences. A center may pertain-to a civilization.Logical formLearned from42 sentences. A center can be constituted-of-or-filled-with government.Logical formLearned from42 sentences. A center can be respiratory.Logical formLearned from42 sentences. A center may pertain-to an office.Logical formLearned from42 sentences. A center can be secret.Logical formLearned from42 sentences. Persons can be at a center.Logical formLearned from42 sentences. Centers can be open.Logical formLearned from42 sentences. Centers may pertain-to galaxies.Logical formLearned from42 sentences. A door may pertain-to a center.Logical formLearned from42 sentences. A center may pertain-to a room.Logical formLearned from42 sentences. A male may visit a center.Logical formLearned from42 sentences.