A flight may pertain-to a person.Logical formLearned from17 373 sentences. A flight may pertain-to a male.Logical formLearned from11 375 sentences. Flights can be international.Logical formLearned from9 697 sentences. A flight may pertain-to an airline.Logical formLearned from9 368 sentences. A flight may pertain-to persons.Logical formLearned from6 929 sentences. Flights can be daily.Logical formLearned from4 755 sentences. A flight can be to a world-city.Logical formLearned from4 477 sentences. A flight may pertain-to a female.Logical formLearned from4 421 sentences. A flight can be constituted-of-or-filled-with stairs.Logical formLearned from4 160 sentences. A flight can be from a world-city.Logical formLearned from3 776 sentences. Flights can be scheduled.Logical formLearned from3 649 sentences. Some flights can be constituted-of-or-filled-with stairs.Logical formLearned from3 332 sentences. A flight can be to a world-city.Logical formLearned from3 083 sentences. A flight may pertain-to a country.Logical formLearned from3 071 sentences. A flight can be to a US-city.Logical formLearned from3 063 sentences.