(Ice crystals) can be in clouds.Logical formLearned from24 sentences. Crystals can be constituted-of-or-filled-with size.Logical formLearned from24 sentences. Crystals can be enough.Logical formLearned from24 sentences. A layer can be constituted-of-or-filled-with crystals.Logical formLearned from24 sentences. Crystals can be constituted-of-or-filled-with salt.Logical formLearned from23 sentences. Crystals can be constituted-of-or-filled-with magnetite.Logical formLearned from23 sentences. A person may enjoy crystal.Logical formLearned from23 sentences. A crystal can be brilliant.Logical formLearned from23 sentences. A crystal can be thick.Logical formLearned from23 sentences. Crystals can be artificial.Logical formLearned from23 sentences. A crystal can be powerful.Logical formLearned from22 sentences. An end may pertain-to a crystal.Logical formLearned from22 sentences. Crystals may form.Logical formLearned from22 sentences. A (crystal decanter) may make a gift.Logical formLearned from22 sentences. A spot can be constituted-of-or-filled-with crystal.Logical formLearned from22 sentences.