Men can be extinct.Logical formLearned from3 sentences. A real programmer can be in danger of extincting.Logical formLearned from3 sentences. A number of species may go extinct.Logical formLearned from3 sentences. A segment can be extinct.Logical formLearned from3 sentences. A tortoise can be extinct.Logical formLearned from3 sentences. Species may be made extinct.Logical formLearned from3 sentences. Smallpox can be extinct.Logical formLearned from3 sentences. Some animal can be extinct.Logical formLearned from3 sentences. Whales may go extinct.Logical formLearned from3 sentences. Skills can be extinct.Logical formLearned from3 sentences. Some kinds of plants can be extinct.Logical formLearned from3 sentences. A (river dolphin) may be declared extinct.Logical formLearned from3 sentences. (Monk seals) can be extinct.Logical formLearned from3 sentences. A condor may go extinct.Logical formLearned from3 sentences. Breeds can be extinct.Logical formLearned from3 sentences.