A year of birth can be unknown.Logical formLearned from26 sentences. A US-city may undergo a (birth city).Logical formLearned from26 sentences. (Birth control) can be illegal.Logical formLearned from26 sentences. A birth may pertain-to a singer.Logical formLearned from26 sentences. A birth can be mortal.Logical formLearned from26 sentences. A person may die after a birth.Logical formLearned from26 sentences. A (birth control) can be female.Logical formLearned from26 sentences. A birth can be slow.Logical formLearned from26 sentences. A soul may undergo a birth.Logical formLearned from26 sentences. A dog may give birth to puppies.Logical formLearned from26 sentences. A birth can be untimely.Logical formLearned from26 sentences. A female may be switched at birth.Logical formLearned from26 sentences. Brands can be constituted-of-or-filled-with (birth control pills).Logical formLearned from26 sentences. First child may undergo a birth.Logical formLearned from26 sentences. Personal information can be constituted-of-or-filled-with birth.Logical formLearned from26 sentences.