Notes may pertain-to a (tin whistle).Logical formLearned from22 sentences. A whistle may pertain-to persons.Logical formLearned from22 sentences. Persons may blow a whistle.Logical formLearned from22 sentences. Whistles can be from a crowd.Logical formLearned from22 sentences. Protesters may blow whistles.Logical formLearned from22 sentences. A country may blow a whistle.Logical formLearned from21 sentences. Someone may blow a whistle.Logical formLearned from21 sentences. A person may hear a (train whistle).Logical formLearned from20 sentences. A whistle may pertain-to a train.Logical formLearned from20 sentences. Persons may hear a whistle.Logical formLearned from20 sentences. A song can be a whistle.Logical formLearned from19 sentences. Inner self may slash (steam whistle).Logical formLearned from19 sentences. A whistle may pertain-to referee.Logical formLearned from19 sentences. A person can be clean as a whistle.Logical formLearned from19 sentences. A whistle may pertain-to an official.Logical formLearned from19 sentences.