Centers can be true.Logical formLearned from68 sentences. A center may grow.Logical formLearned from68 sentences. A center may pertain-to problems.Logical formLearned from68 sentences. A center may pertain-to a maelstrom.Logical formLearned from68 sentences. A center can be for information.Logical formLearned from68 sentences. Streets may pertain-to a (city center).Logical formLearned from68 sentences. A center can be in a region.Logical formLearned from68 sentences. A (center court) may pertain-to a male.Logical formLearned from68 sentences. Centers can be in a US-city.Logical formLearned from68 sentences. The north may pertain-to a center.Logical formLearned from67 sentences. A center can be theological.Logical formLearned from67 sentences. Variety can be constituted-of-or-filled-with centers.Logical formLearned from67 sentences. A center may pertain-to research.Logical formLearned from67 sentences. A center may pertain-to a tube.Logical formLearned from67 sentences. A center may pertain-to children.Logical formLearned from67 sentences.