A multicolored dog runs around obstacles on a course.
A dog is being time in an obstacle course
The second sentence explains that the dog is being timed in an obstacle course.
exists e1 s1 x1 x2 x3.(around(e1,x2) & on(x2,x3) & n_course(x3) & n_obstacle(x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_multicolored(s1) & Theme(s1,x1))
exists p1 x1 x2 x3.(in(p1,x2) & n_course(x2) & of(x2,x3) & n_obstacle(x3) & exists x4.((x1 = x4) & n_time(x4)) & n_dog(x1))