a man is performing a jump on a skateboard in the park.
a man is performing a jump on a skateboard in front of a crowd.
Just because the man is in a park that does not mean their is a crowd
exists e1 x1 x2 x3 x4.(n_park(x4) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & in(x2,x4) & on(x2,x3) & n_skateboard(x3) & n_jump(x2) & n_man(x1))
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & of(x2,x5) & n_crowd(x5) & in(x2,x4) & n_front(x4) & on(x2,x3) & n_skateboard(x3) & n_jump(x2) & n_man(x1))