Hook can be an ancestor of a father.Logical formLearned from2 sentences. An ancestor may pertain-to a domestic sheep.Logical formLearned from2 sentences. An ancestor may pertain-to a grape.Logical formLearned from2 sentences. Ancestors can be purebred.Logical formLearned from2 sentences. Ancestors may pertain-to a fish.Logical formLearned from2 sentences. Some men may have a common ancestor.Logical formLearned from2 sentences. A recent common ancestor can be hypothetical.Logical formLearned from2 sentences. A male may write a biography of an ancestor.Logical formLearned from2 sentences. A prophecy may pertain-to an ancestor.Logical formLearned from2 sentences. A child can be a human ancestor.Logical formLearned from2 sentences. An ancestor can be nocturnal.Logical formLearned from2 sentences. Apparatus-parts of an (echolocation system) may be inherited from some ancestor.Logical formLearned from2 sentences. Memorials can be to ancestors.Logical formLearned from2 sentences. A majority of a population may descend from ancestors.Logical formLearned from2 sentences. Ancestors may pertain-to ducks.Logical formLearned from2 sentences.