Music can be for piano.Logical formLearned from15 sentences. A piano may pertain-to a grandmother.Logical formLearned from15 sentences. Some pieces can be for solo piano.Logical formLearned from15 sentences. A piano can be sad.Logical formLearned from15 sentences. A head may pertain-to a (piano department).Logical formLearned from15 sentences. Instruction can be in piano.Logical formLearned from15 sentences. A person may hear a piano.Logical formLearned from15 sentences. A doctor can be on piano.Logical formLearned from15 sentences. Persons may play piano.Logical formLearned from15 sentences. Persons may play a piano.Logical formLearned from15 sentences. A son may play piano.Logical formLearned from15 sentences. A (piano player) may pertain-to a female.Logical formLearned from15 sentences. An end may pertain-to a piano.Logical formLearned from15 sentences. A piano may sit.Logical formLearned from15 sentences. A stint may support (piano man).Logical formLearned from15 sentences.