A young man leaps through the air from a rocky mountaintop.
A man jumped when he saw a spider.
Just because a man leaps through the air does not necessarily mean he saw a spider.
exists e1 s1 s2 x1 x2 x3.(n_air(x2) & through(e1,x2) & from(x2,x3) & n_mountaintop(x3) & a_rocky(s2) & Theme(s2,x3) & Actor(e1,x1) & v_leap(e1) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 x1.(exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_see(e2) & n_spider(x2)) & n_male(x1) & when(e1,p1) & Actor(e1,x1) & v_jump(e1) & n_man(x1))