Persons may buy diamonds.Logical formLearned from13 sentences. A (diamond industry) may pertain-to the world.Logical formLearned from13 sentences. A (diamond mine) may pertain-to a male.Logical formLearned from13 sentences. A diamond can be hidden.Logical formLearned from13 sentences. A male may find a diamond.Logical formLearned from13 sentences. Exports can be constituted-of-or-filled-with rough diamonds.Logical formLearned from13 sentences. Trading can be in (conflict diamonds).Logical formLearned from13 sentences. A cluster can be constituted-of-or-filled-with diamonds.Logical formLearned from13 sentences. Diamonds may be produced.Logical formLearned from13 sentences. A (diamond jubilee) may pertain-to a queen.Logical formLearned from13 sentences. A (diamond control body) may pertain-to the world.Logical formLearned from13 sentences. (Conflict diamonds) can be from a country.Logical formLearned from13 sentences. (Blood diamonds) may be mined.Logical formLearned from13 sentences. Mining can be for diamonds.Logical formLearned from13 sentences. A response may pertain-to a (diamond industry).Logical formLearned from13 sentences.