A whistle can be distinctive.Logical formLearned from29 sentences. A male may blow a whistle.Logical formLearned from28 sentences. A whistle can be pitched.Logical formLearned from27 sentences. A female may let_out a whistle.Logical formLearned from26 sentences. A whistle can be faint.Logical formLearned from26 sentences. Referee may blow a final whistle.Logical formLearned from26 sentences. A person may let_out a whistle.Logical formLearned from25 sentences. A train may blow a whistle.Logical formLearned from25 sentences. A whistle can be lonesome.Logical formLearned from24 sentences. A length may pertain-to a whistle.Logical formLearned from24 sentences. A whistle can be mournful.Logical formLearned from23 sentences. Whistles can be high-pitched.Logical formLearned from23 sentences. Some minutes can be before a whistle.Logical formLearned from23 sentences. A male may carry a whistle.Logical formLearned from22 sentences. A (tin whistle) may pertain-to a brother.Logical formLearned from22 sentences.