A man jumps his bicycle in a public park.
The man jumped over a rock on his bike.
Jumped over a rock doesn't means rocks are in public park.
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_jump(e1) & in(x2,x3) & n_park(x3) & a_public(s1) & Theme(s1,x3) & n_bicycle(x2) & of(x2,x1) & n_male(x1) & n_man(x1))
exists e1 x1 x2 x3.(n_bike(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & on(e1,x3) & over(e1,x2) & n_rock(x2) & Actor(e1,x1) & v_jump(e1))