A nucleus may have a number of protons.Logical formLearned from13 sentences. Protons can be trapped.Logical formLearned from13 sentences. Collisions can be between protons.Logical formLearned from13 sentences. Quarks may make_up protons.Logical formLearned from12 sentences. A (proton transfer) can be intramolecular.Logical formLearned from12 sentences. A mass may pertain-to a proton.Logical formLearned from12 sentences. A (proton conductivity) can be high.Logical formLearned from12 sentences. Protons may collide.Logical formLearned from12 sentences. Some (proton beams) may be steered in directions.Logical formLearned from12 sentences. Stilts may leave_out a (proton gun body).Logical formLearned from12 sentences. Protons may undergo an exchange.Logical formLearned from12 sentences. A proton may undergo a decay.Logical formLearned from12 sentences. Protons may occur in pairs.Logical formLearned from12 sentences. Protons may undergo an acceleration.Logical formLearned from12 sentences. A mass may pertain-to protons.Logical formLearned from11 sentences.