A young girl jumping in the sand on the beach
A girl is jumping in the sand to show off for a boy nearby
The fact that a young girl is jumping in the sand doesn't imply that she is doing it to show off for a boy near by.
exists e1 s1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x3) & a_topic(x1) & on(e1,x4) & in(e1,x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3.(n_sand(x3) & Topic(e1,p1) & exists e2 s1 s2 x4.(a_nearby(s2) & Manner(e2,s2) & a_off(s1) & Manner(e2,s1) & for(e2,x4) & n_boy(x4) & Actor(e2,x1) & v_show(e2)) & in(e1,x3) & Actor(e1,x2) & v_jump(e1) & n_girl(x2) & n_girl(x1))