A header may fly over a crossbar.Logical formLearned from16 sentences. A volley may fly wide.Logical formLearned from16 sentences. Planes may be flown by pilots.Logical formLearned from16 sentences. An aircraft may fly at some feet.Logical formLearned from16 sentences. A male may fly for some hours.Logical formLearned from16 sentences. Swallows may fly.Logical formLearned from16 sentences. Colours may fly.Logical formLearned from16 sentences. A national flag may be flown at half-mast.Logical formLearned from16 sentences. Pilots may fly some sorties.Logical formLearned from16 sentences. Black flags may fly.Logical formLearned from16 sentences. A pilot may fly an aircraft.Logical formLearned from16 sentences. Persons may fly to a female.Logical formLearned from16 sentences. Pilots may fly airplanes.Logical formLearned from16 sentences. A kite may fly.Logical formLearned from16 sentences. A moment may fly.Logical formLearned from16 sentences.