An ore can be constituted-of-or-filled-with boron.Logical formLearned from2 sentences. Some tonnes can be constituted-of-or-filled-with boron.Logical formLearned from2 sentences. A country may fly some tonnes of boron to a country.Logical formLearned from2 sentences. A crystal may be created by heating quantities of boron.Logical formLearned from2 sentences. (Boron atoms) may connect.Logical formLearned from2 sentences. Some (boron atoms) can be constituted-of-or-filled-with some icosahedra.Logical formLearned from2 sentences. Attack can be at boron.Logical formLearned from2 sentences. A (boron site) may be coordinated by some (boron atoms).Logical formLearned from2 sentences. (Boron oxen) may interfere with a thermodynamics.Logical formLearned from2 sentences. A need can be for boron.Logical formLearned from2 sentences. A boron can be enough.Logical formLearned from2 sentences. Some (boron atoms) may be joined by some bridges.Logical formLearned from2 sentences. A (boron oxide) can be glassy.Logical formLearned from2 sentences. Boron may be added.Logical formLearned from2 sentences. A tourmaline may contain boron.Logical formLearned from2 sentences.