A male can be (whistle maker).Logical formLearned from4 sentences. Whistles can be round.Logical formLearned from4 sentences. Whistles can be simple.Logical formLearned from4 sentences. A whistle can be rich.Logical formLearned from4 sentences. A male may use a whistle.Logical formLearned from4 sentences. A (slide whistle) may undergo a use.Logical formLearned from4 sentences. A mixture can be constituted-of-or-filled-with whistles.Logical formLearned from4 sentences. A female may play a (tin whistle).Logical formLearned from4 sentences. A whistle can be removable.Logical formLearned from4 sentences. A whistle can be repeated.Logical formLearned from4 sentences. Whistles may undergo a use.Logical formLearned from4 sentences. A whistle can be drawn-out.Logical formLearned from4 sentences. A blast can be on a whistle.Logical formLearned from4 sentences. Whistles may be used.Logical formLearned from4 sentences. A (coaching whistle) may pertain-to a male.Logical formLearned from4 sentences.