A (subway train) may undergo a bombing.Logical formLearned from28 sentences. A person may exit a train.Logical formLearned from28 sentences. A train can be to an airport.Logical formLearned from28 sentences. A bomb may be planted on a (train track).Logical formLearned from28 sentences. A ride can be on a train.Logical formLearned from28 sentences. Engines may pertain-to trains.Logical formLearned from28 sentences. A train may be packed with pilgrims.Logical formLearned from28 sentences. A passage may pertain-to a train.Logical formLearned from28 sentences. Some trains may be bombed.Logical formLearned from28 sentences. Passengers can be on trains.Logical formLearned from28 sentences. A train may turn.Logical formLearned from28 sentences. (Train traffic) may be halted.Logical formLearned from28 sentences. A (passenger train) can be northbound.Logical formLearned from28 sentences. Some trains may be bounded for a world-city.Logical formLearned from28 sentences. A train may run.Logical formLearned from28 sentences.