A (fuel injection system) may be kept clean.Logical formLearned from60 sentences. Some percent can be constituted-of-or-filled-with fuel.Logical formLearned from60 sentences. A tank may hold some gallons of fuel.Logical formLearned from60 sentences. A (fuel consumption) may pertain-to a country.Logical formLearned from60 sentences. A (fuel belt) may pertain-to a person.Logical formLearned from60 sentences. A (center fuel tank) can be empty.Logical formLearned from60 sentences. A (fuel tank) can be auxiliary.Logical formLearned from60 sentences. Use can be as nuclear fuel.Logical formLearned from60 sentences. A (fuel consumption) may pertain-to persons.Logical formLearned from60 sentences. Some fuel can be for a nuclear reactor.Logical formLearned from60 sentences. (Fuel efficiency standards) can be increased.Logical formLearned from60 sentences. (Fuel tanks) can be empty.Logical formLearned from60 sentences. A (fuel load) can be heavy.Logical formLearned from60 sentences. A fuel can be scarce.Logical formLearned from59 sentences. A company may sell a (fuel sipper).Logical formLearned from59 sentences.