(Crystal structure) may explain (speed differences).Logical formLearned from12 sentences. Crystals can be selected.Logical formLearned from12 sentences. Crystals can be constituted-of-or-filled-with uric acid.Logical formLearned from12 sentences. Crystals can be round.Logical formLearned from12 sentences. Crystals can be simple.Logical formLearned from12 sentences. (Crystal structures) can be complex.Logical formLearned from12 sentences. Images can be constituted-of-or-filled-with crystals.Logical formLearned from12 sentences. Crystals can be constituted-of-or-filled-with silicon.Logical formLearned from12 sentences. (Crystal meth) can be a drug.Logical formLearned from12 sentences. A crystal can be true.Logical formLearned from12 sentences. A surface may pertain-to crystals.Logical formLearned from12 sentences. Crystals can be constituted-of-or-filled-with purity.Logical formLearned from12 sentences. Crystals may doom a (containment effort).Logical formLearned from12 sentences. Crystals may be clogged.Logical formLearned from12 sentences. Crystals can be colorful.Logical formLearned from12 sentences.