The men are playing soccer while people in the stands watch.
The men are riding horses around the track.
The men cannot be playing soccer and riding horses at the same time.
exists e1 p1 x1 x2 x3 x4.(n_stand(x4) & n_man(x1) & for(p1,e1) & in(e1,x4) & while(e1,x3) & n_people(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & exists x5.((x1 = x5) & n_watch(x5)))
exists e1 x1 x2 x3.(n_track(x3) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & around(x2,x3) & n_horse(x2))