A man on team USA jumps in an attempt to perform a slam dunk.
A man jumps.
A man jumps is a more general way to explain the first sentence.
exists e1 p1 x1 x2 x3 x4.(ne_org_usa(x2) & of(x2,x3) & n_team(x3) & in(e1,x4) & Topic(x4,p1) & exists e2 x5 x6.(Theme(e2,x5) & Actor(e2,x4) & v_perform(e2) & n_dunk(x5) & of(x5,x6) & n_slam(x6)) & n_attempt(x4) & Actor(e1,x1) & v_jump(e1) & on(x1,x2) & n_man(x1))
exists x1 x2.(a_topic(x1) & n_jump(x1) & of(x1,x2) & n_man(x2))