Trains can be from an airport.Logical formLearned from81 sentences. Trains may run ok.Logical formLearned from81 sentences. (Commuter trains) can be in a world-city.Logical formLearned from81 sentences. A train may pertain-to a weekday.Logical formLearned from81 sentences. A (train ride) may pertain-to a hour.Logical formLearned from81 sentences. A train may derail.Logical formLearned from80 sentences. Trains can be to a US-city.Logical formLearned from80 sentences. Trains can be wooden.Logical formLearned from80 sentences. An engine may pertain-to a train.Logical formLearned from80 sentences. A train can be famous.Logical formLearned from80 sentences. A train may enter a tunnel.Logical formLearned from80 sentences. A train may head.Logical formLearned from80 sentences. (Train bombings) may pertain-to a month.Logical formLearned from80 sentences. A train can be at station.Logical formLearned from79 sentences. Trains may stop at a station.Logical formLearned from79 sentences.