A site may pertain-to a collision.Logical formLearned from46 sentences. A collision can be aerial.Logical formLearned from45 sentences. A head-on collision can be between some buses.Logical formLearned from45 sentences. A submarine may undergo a collision.Logical formLearned from44 sentences. A collision can be with a (spy plane).Logical formLearned from44 sentences. Site can be on collision.Logical formLearned from44 sentences. A collision can be between a truck.Logical formLearned from44 sentences. Ions may undergo collisions.Logical formLearned from43 sentences. (Particle collisions) can be planned.Logical formLearned from43 sentences. Collisions can be between objects.Logical formLearned from43 sentences. A collision can be with a player.Logical formLearned from43 sentences. Some persons may die in a collision.Logical formLearned from42 sentences. A mid-air collision can be in (aviation history).Logical formLearned from42 sentences. A (collision course) can be with a president.Logical formLearned from41 sentences. A cause of a collision may be investigated.Logical formLearned from40 sentences.