An (energy source) can be efficient.Logical formLearned from23 sentences. Energy may pertain-to a neutron.Logical formLearned from23 sentences. (Energy savings) can be projected.Logical formLearned from23 sentences. (Energy markets) may undergo a deregulation.Logical formLearned from23 sentences. Energy may undergo a definition.Logical formLearned from23 sentences. (Energy demand) can be weak.Logical formLearned from23 sentences. An (energy firm) may pertain-to a us-state.Logical formLearned from23 sentences. (Energy consumers) may pertain-to a country.Logical formLearned from23 sentences. Stocks can be constituted-of-or-filled-with energy.Logical formLearned from23 sentences. An (energy portfolio) can be diversified.Logical formLearned from23 sentences. Light energy can be from the sun.Logical formLearned from23 sentences. Coal can be (energy source).Logical formLearned from23 sentences. (Energy conservation) can be important.Logical formLearned from23 sentences. Energy can be unexpected.Logical formLearned from23 sentences. An (energy intensity) may pertain-to the economy.Logical formLearned from23 sentences.