A (flight crew) may pertain-to persons.Logical formLearned from39 sentences. A flight may leave a US-city.Logical formLearned from39 sentences. Flights can be year-round.Logical formLearned from39 sentences. Baggage may be intended for some flight.Logical formLearned from39 sentences. Direct flights can be between a country.Logical formLearned from39 sentences. An airline may cancel flights.Logical formLearned from39 sentences. Permission can be for a flight.Logical formLearned from39 sentences. Flights can be from cities.Logical formLearned from39 sentences. Investors may take flight.Logical formLearned from38 sentences. Some flights may begin.Logical formLearned from38 sentences. A flight can be constituted-of-or-filled-with locks.Logical formLearned from38 sentences. A flight can be into a US-city.Logical formLearned from38 sentences. A flight may last some hours.Logical formLearned from38 sentences. (Flight tests) can be successful.Logical formLearned from38 sentences. Flight may undergo a development.Logical formLearned from38 sentences.