An ex-wife may pertain-to a singer.Logical formLearned from146 sentences. A singer can be with a voice.Logical formLearned from144 sentences. Singers can be successful.Logical formLearned from144 sentences. A male can be (actor and singer).Logical formLearned from143 sentences. A female can be (country music singer).Logical formLearned from143 sentences. A singer may have a voice.Logical formLearned from142 sentences. A voice may pertain-to singer.Logical formLearned from141 sentences. Performances can be by a singer.Logical formLearned from140 sentences. A father may pertain-to a singer.Logical formLearned from140 sentences. A person can be a singer.Logical formLearned from140 sentences. A female may become a singer.Logical formLearned from139 sentences. A friend may pertain-to a singer.Logical formLearned from138 sentences. A name may pertain-to a singer.Logical formLearned from137 sentences. Singer may be born.Logical formLearned from137 sentences. A tribute can be to a singer.Logical formLearned from136 sentences.