A giant rat can be extinct.Logical formLearned from2 sentences. An insect can be extinct.Logical formLearned from2 sentences. An (angiosperm plant) can be extinct.Logical formLearned from2 sentences. An alligatorine can be extinct.Logical formLearned from2 sentences. A (rodent family) can be extinct.Logical formLearned from2 sentences. (Family chalicotheriidaes) can be extinct.Logical formLearned from2 sentences. (Seed ferns) can be extinct.Logical formLearned from2 sentences. A period can be extinct.Logical formLearned from2 sentences. Some creation can be extinct on a death.Logical formLearned from2 sentences. Some humans may go extinct.Logical formLearned from2 sentences. Scorpions can be extinct.Logical formLearned from2 sentences. A (sea lily) can be extinct.Logical formLearned from2 sentences. (Family dinopanorpidaes) can be extinct.Logical formLearned from2 sentences. (Peerage titles) can be extinct.Logical formLearned from2 sentences. A bird may be believed extinct.Logical formLearned from2 sentences.