A young fair-skinned boy rides a play horse at a playground.
The boy is pretending to be a jockey.
Riding a play horse does not imply he is pretending to be a jockey.
exists e1 s1 s2 x1 x2 x3 x4.(Recipient(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_play(x4) & at(x2,x3) & n_playground(x3) & n_horse(x2) & n_boy(x1) & a_fair-skinned(s2) & Theme(s2,x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 x1.(n_boy(x1) & Topic(e1,p1) & Actor(e1,x1) & v_pretend(e1) & exists p2 x2.((x1 = x2) & n_jockey(x2)))