Cyclists compete in a race that takes them on a dirt mountain road.
The cyclists were riding on the beach.
Cyclists can not be on a dirt mountain road and the beach at the same time
exists e2 e1 x1 x2 x3 x4 x5 x6.(in(e1,x2) & on(e2,x4) & n_road(x4) & of(x4,x6) & n_mountain(x6) & of(x4,x5) & n_dirt(x5) & Theme(e2,x1) & Actor(e2,x3) & v_take(e2) & n_thing(x1) & (x2 = x3) & n_race(x2) & Actor(e1,x1) & v_compete(e1) & n_cyclist(x1))
exists e1 x1 x2.(n_beach(x2) & n_cyclist(x1) & on(e1,x2) & Actor(e1,x1) & v_ride(e1))