An engine can be in the economy.Logical formLearned from16 sentences. An engine may be chosen.Logical formLearned from16 sentences. (Truck engines) can be heavy-duty.Logical formLearned from16 sentences. An engine may undergo a start.Logical formLearned from16 sentences. A (v8 engine) can be powerful.Logical formLearned from16 sentences. An engine can be dangerous.Logical formLearned from16 sentences. A four-cylinder engine may be rated at some horsepower.Logical formLearned from16 sentences. An engine may slow_down.Logical formLearned from16 sentences. An engine can be automated.Logical formLearned from16 sentences. A (search engine) can be upstart.Logical formLearned from16 sentences. (Search engines) can be electronic.Logical formLearned from16 sentences. Engines may pertain-to a helicopter.Logical formLearned from16 sentences. A four-cylinder engine may be rated.Logical formLearned from16 sentences. (Steam engines) may undergo a manufacture.Logical formLearned from16 sentences. An engine can be in front.Logical formLearned from16 sentences.