(Steel trees) can be exotic.Logical formLearned from12 sentences. Masonry can be around steel.Logical formLearned from12 sentences. A masonry may protect steel of structures.Logical formLearned from12 sentences. (Steel components) can be thin.Logical formLearned from12 sentences. (Steel bones) can be spaced.Logical formLearned from12 sentences. Steel may pertain-to a building.Logical formLearned from12 sentences. (Steel columns) may interrupt a (floor space).Logical formLearned from12 sentences. A curtain can be constituted-of-or-filled-with steel.Logical formLearned from12 sentences. A person may survive a collapse of a (steel beams).Logical formLearned from12 sentences. Limits can be on (steel imports).Logical formLearned from12 sentences. A (steel beams) may undergo a collapse.Logical formLearned from12 sentences. (Steel companies) can be troubled.Logical formLearned from12 sentences. A (steel tycoon) may pertain-to a country.Logical formLearned from12 sentences. A measure may impose quotas on steel.Logical formLearned from12 sentences. Employment can be in (steel industry).Logical formLearned from12 sentences.