A group may board a plane.Logical formLearned from12 sentences. Passengers may board a ferry.Logical formLearned from12 sentences. Some ships may be boarded.Logical formLearned from12 sentences. Officials may board a ship.Logical formLearned from12 sentences. A military-or-other-action-organization may board a ship.Logical formLearned from11 sentences. Passengers may board airplanes.Logical formLearned from11 sentences. A person may board a plane to a world-city.Logical formLearned from11 sentences. A person may board a flight to a world-city.Logical formLearned from11 sentences. A female may board in a US-city.Logical formLearned from11 sentences. Police may board a plane.Logical formLearned from11 sentences. Persons may board an airplane.Logical formLearned from11 sentences. A male may board an aircraft.Logical formLearned from11 sentences. A female may board a ferry.Logical formLearned from11 sentences. Persons may board airplanes.Logical formLearned from11 sentences. Men may board a train.Logical formLearned from11 sentences.