(Steel workers) may pertain-to a country.Logical formLearned from12 sentences. (Steel producers) may pertain-to persons.Logical formLearned from12 sentences. (Steel tariffs) may pertain-to a president.Logical formLearned from12 sentences. A (blast furnace) may pertain-to a (steel plant).Logical formLearned from12 sentences. Steel can be in a continent.Logical formLearned from12 sentences. (Steel pipe) may be used in oil.Logical formLearned from12 sentences. A (steel company) can be international.Logical formLearned from12 sentences. A lack can be constituted-of-or-filled-with (steel reinforcement).Logical formLearned from12 sentences. (Iron ore imports) can be for a (steel industry).Logical formLearned from12 sentences. A piece of steel may fall.Logical formLearned from12 sentences. A zoo may add (steel mesh).Logical formLearned from12 sentences. Tariffs can be on imports of steel.Logical formLearned from12 sentences. (Steel plating) can be constituted-of-or-filled-with fractures.Logical formLearned from12 sentences. A bag may contain a (steel mallet).Logical formLearned from12 sentences. Shares can be constituted-of-or-filled-with (steel maker).Logical formLearned from12 sentences.