(Grain prices) may undergo a collapse.Logical formLearned from6 sentences. A collapse can be in a (sub-prime mortgage lending sector).Logical formLearned from6 sentences. Investigators may probe a collapse.Logical formLearned from6 sentences. One-party rule may undergo a collapse.Logical formLearned from6 sentences. A collapse can be to prices.Logical formLearned from6 sentences. A mountainside may undergo a collapse.Logical formLearned from6 sentences. An end of British rule may see a collapse of a dynasty.Logical formLearned from6 sentences. A (roof collapse) can be in circumstances.Logical formLearned from6 sentences. A collapse can be in a (morning session).Logical formLearned from6 sentences. A (resistance movement) may undergo a collapse.Logical formLearned from6 sentences. An agreement can be after a collapse.Logical formLearned from6 sentences. A (coalition collapse) may pertain-to a female.Logical formLearned from6 sentences. Reefs may undergo a collapse.Logical formLearned from6 sentences. A (car maker) may undergo a collapse.Logical formLearned from6 sentences. A contribution can be to a collapse of communism.Logical formLearned from6 sentences.