Echoes may repeat a whistle.Logical formLearned from3 sentences. A whistle may pertain-to a boatswain.Logical formLearned from3 sentences. A male may work whistles.Logical formLearned from3 sentences. A sound of whistles may come to persons.Logical formLearned from3 sentences. A whistle may pertain-to a janitor.Logical formLearned from3 sentences. A female may marvel at whistles of hundreds of vessels.Logical formLearned from3 sentences. A whistle can be green.Logical formLearned from3 sentences. A man may blow a whistle on a removal of a word.Logical formLearned from3 sentences. A whistle can be sustained.Logical formLearned from3 sentences. Whistles may undergo a hooting.Logical formLearned from3 sentences. A whistle may get attention.Logical formLearned from3 sentences. A king can be at a whistle.Logical formLearned from3 sentences. Officers may blow whistles.Logical formLearned from3 sentences. A whistle may pertain-to bullets.Logical formLearned from3 sentences. A whistle can be gleeful.Logical formLearned from3 sentences.