A black and white dog is going through an obstacle course.
The dog is trained for things like this.
Not all dogs who run obstacle courses are trained for obstacle courses.
exists e1 s1 s2 x1 x2 x3.(through(e1,x2) & n_course(x2) & of(x2,x3) & n_obstacle(x3) & Actor(e1,x1) & v_go(e1) & n_dog(x1) & a_white(s2) & Theme(s2,x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_thing(x1) & n_dog(x1) & for(e1,x2) & like(x2,x1) & n_thing(x2) & Theme(e1,x1) & v_train(e1))