A queen may give birth to a son.Logical formLearned from28 sentences. Birth may occur.Logical formLearned from28 sentences. An empire may undergo a birth.Logical formLearned from28 sentences. Age can be at live birth.Logical formLearned from28 sentences. A birth can be happy.Logical formLearned from28 sentences. A foal may undergo a birth.Logical formLearned from28 sentences. A birth may pertain-to a president.Logical formLearned from28 sentences. A birth can be anticipated.Logical formLearned from28 sentences. A (birth rate) may plummet.Logical formLearned from28 sentences. A (birth certificate) may pertain-to a girl.Logical formLearned from28 sentences. A birth can be captive.Logical formLearned from28 sentences. Birth may undergo timing.Logical formLearned from28 sentences. Life can be after birth.Logical formLearned from27 sentences. A place of birth can be unknown.Logical formLearned from27 sentences. (Birth certificates) may pertain-to a country.Logical formLearned from27 sentences.