A man riding a horse jumps over two hurdles at an event.
A man performs at the event.
One performs if one is riding a horse and it jumps over hurdles at an event.
exists e1 e2 x1 x2 x3 x4 x5.(at(e2,x5) & n_event(x5) & over(e2,x4) & n_hurdle(x4) & card_eq_2(x4) & Actor(e2,x1) & v_jump(e2) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_horse(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(n_event(x2) & at(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_man(x1))