A lander may take an image of a particle of dust.Logical formLearned from19 sentences. Particles can be from burning of vegetation.Logical formLearned from19 sentences. Particles can be frozen.Logical formLearned from19 sentences. Surfaces may pertain-to particles.Logical formLearned from19 sentences. Particles may undergo concentration.Logical formLearned from19 sentences. A barrier can be to particles.Logical formLearned from19 sentences. Matter may be made of particles.Logical formLearned from19 sentences. Particles can be undiscovered.Logical formLearned from19 sentences. Cosmic rays can be particles.Logical formLearned from19 sentences. Particles can be constituted-of-or-filled-with some sizes.Logical formLearned from19 sentences. Particles can be in gas.Logical formLearned from19 sentences. Jets can be constituted-of-or-filled-with subatomic particles.Logical formLearned from19 sentences. Particles can be irritating.Logical formLearned from19 sentences. Particles can be oriented.Logical formLearned from19 sentences. Particles can be indoor.Logical formLearned from19 sentences.