Literature can be extinct.Logical formLearned from2 sentences. A cetacean can be extinct.Logical formLearned from2 sentences. A class can be constituted-of-or-filled-with extinct animals.Logical formLearned from2 sentences. A moth can be extinct.Logical formLearned from2 sentences. Peregrine falcons can be extinct.Logical formLearned from2 sentences. A habitat can be extinct.Logical formLearned from2 sentences. An (arthrodire placoderm) can be extinct.Logical formLearned from2 sentences. A school can be extinct.Logical formLearned from2 sentences. Balls can be extinct.Logical formLearned from2 sentences. A majority of languages can be extinct.Logical formLearned from2 sentences. (Rail species) can be extinct.Logical formLearned from2 sentences. A male can be an extinct town.Logical formLearned from2 sentences. A star can be extinct.Logical formLearned from2 sentences. Bones can be constituted-of-or-filled-with extinct birds.Logical formLearned from2 sentences. An extinct volcano can be in a region.Logical formLearned from2 sentences.