Researcher can be at a zoo.Logical formLearned from25 sentences. A person may see at a zoo.Logical formLearned from25 sentences. A spokesman can be for a zoo.Logical formLearned from25 sentences. A zoo may count on elephant.Logical formLearned from25 sentences. Residents may pertain-to a zoo.Logical formLearned from25 sentences. A zoo can be closed.Logical formLearned from24 sentences. A zoo may begin.Logical formLearned from24 sentences. An elephant can be at a zoo.Logical formLearned from24 sentences. A person can be in a zoo.Logical formLearned from24 sentences. Persons may take a female to a zoo.Logical formLearned from24 sentences. A male may walk through a zoo.Logical formLearned from24 sentences. An exhibit may pertain-to a zoo.Logical formLearned from24 sentences. A board may pertain-to a zoo.Logical formLearned from24 sentences. A zoo may remain closed.Logical formLearned from24 sentences. A spokeswoman can be for a zoo.Logical formLearned from24 sentences.