An idea of money can be extinct.Logical formLearned from3 sentences. A number of (forest mammals) can be extinct.Logical formLearned from3 sentences. Flowers can be extinct.Logical formLearned from3 sentences. Redheads can be extinct.Logical formLearned from3 sentences. Homo may go extinct.Logical formLearned from3 sentences. A shark can be extinct.Logical formLearned from3 sentences. Extinct volcanoes can be in a world.Logical formLearned from3 sentences. A ring can be constituted-of-or-filled-with extinct volcanoes.Logical formLearned from3 sentences. A series can be extinct.Logical formLearned from3 sentences. Violence can be extinct.Logical formLearned from3 sentences. A (dodo bird) can be extinct.Logical formLearned from3 sentences. Ferrets may be considered extinct.Logical formLearned from3 sentences. A mullet can be extinct.Logical formLearned from3 sentences. An (art form) can be extinct.Logical formLearned from3 sentences. (Pension programs) can be extinct.Logical formLearned from3 sentences.