A joke can be crude.Logical formLearned from173 sentences. A version can be crude.Logical formLearned from169 sentences. Sales can be crude.Logical formLearned from169 sentences. Prices can be for crude oil.Logical formLearned from165 sentences. Demand can be for crude oil.Logical formLearned from157 sentences. (Palm oil prices) can be crude.Logical formLearned from155 sentences. References can be crude.Logical formLearned from154 sentences. A nuclear device can be crude.Logical formLearned from146 sentences. Methods can be crude.Logical formLearned from144 sentences. Shipments can be crude.Logical formLearned from144 sentences. Devices can be crude.Logical formLearned from140 sentences. Crude oil may fall.Logical formLearned from140 sentences. Terms can be crude.Logical formLearned from130 sentences. A drawing can be crude.Logical formLearned from126 sentences. Carriers can be crude.Logical formLearned from124 sentences.