A female may sing a role.Logical formLearned from106 sentences. A person may sing a time.Logical formLearned from105 sentences. A woman may sing.Logical formLearned from104 sentences. A voice may sing.Logical formLearned from104 sentences. Words may be sung.Logical formLearned from103 sentences. Persons may sing birthday.Logical formLearned from103 sentences. A male may sing a duet.Logical formLearned from103 sentences. A person may sing in a language.Logical formLearned from103 sentences. A male may sing a female.Logical formLearned from102 sentences. A song may be sung by a male.Logical formLearned from100 sentences. Girls may sing.Logical formLearned from100 sentences. A country may sing.Logical formLearned from100 sentences. A person may sing in a car.Logical formLearned from99 sentences. A female may sing with a male.Logical formLearned from99 sentences. A person may sing with a male.Logical formLearned from99 sentences.