A collision can be a fault.Logical formLearned from11 sentences. A collision can be between some (metro trains).Logical formLearned from11 sentences. A car may be involved in a collision.Logical formLearned from11 sentences. A collision can be known.Logical formLearned from11 sentences. A (death toll) can be in a collision.Logical formLearned from11 sentences. A chain of human error may lead to a collision.Logical formLearned from11 sentences. A collision can be fierce.Logical formLearned from11 sentences. Vehicles may undergo a collision.Logical formLearned from10 sentences. Some others may be injured in a head-on collision.Logical formLearned from10 sentences. Collisions can be between aircraft.Logical formLearned from10 sentences. A person may avoid collisions.Logical formLearned from10 sentences. Collisions can be airborne.Logical formLearned from10 sentences. Regulations can be for preventing collisions.Logical formLearned from10 sentences. Physicists may learn from collisions.Logical formLearned from10 sentences. Trillions can be constituted-of-or-filled-with collisions.Logical formLearned from10 sentences.