Some married couples can be without children.Logical formLearned from756 sentences. A couple may have children.Logical formLearned from717 sentences. A couple can be middle-aged.Logical formLearned from686 sentences. Couples can be childless.Logical formLearned from683 sentences. A couple may pertain-to persons.Logical formLearned from679 sentences. Thousands can be constituted-of-or-filled-with couples.Logical formLearned from668 sentences. A relationship may pertain-to a couple.Logical formLearned from668 sentences. Couples can be with children.Logical formLearned from663 sentences. A couple may marry.Logical formLearned from654 sentences. Couples can be engaged.Logical formLearned from646 sentences. Couples can be happy.Logical formLearned from645 sentences. A couple may be separated.Logical formLearned from621 sentences. A couple can be engaged.Logical formLearned from605 sentences. A couple can be white.Logical formLearned from586 sentences. A couple can be wealthy.Logical formLearned from557 sentences.