Collision may unite artists with counterparts.Logical formLearned from4 sentences. A door may fly_open in a collision.Logical formLearned from4 sentences. A (collision course) can be dangerous.Logical formLearned from4 sentences. A collision can be dramatic.Logical formLearned from4 sentences. Doors may open in collisions.Logical formLearned from4 sentences. A country may put policy on a (collision course).Logical formLearned from4 sentences. Interest can be in a (collision threat).Logical formLearned from4 sentences. A collision may gouge_out a crater.Logical formLearned from4 sentences. A (warning time) can be for a collision.Logical formLearned from4 sentences. A head-on collision can be between a (commuter train).Logical formLearned from4 sentences. A collision can be with a van.Logical formLearned from4 sentences. Fiction may undergo a collision.Logical formLearned from4 sentences. Some collisions can be with a male.Logical formLearned from4 sentences. A series can be constituted-of-or-filled-with head-on collisions.Logical formLearned from4 sentences. Balls may undergo collisions.Logical formLearned from4 sentences.