A man playing outdoors with his son.
They are playing hide and seek.
There are all sorts of games to be played, not just hide and seek.
exists e1 x1 x2 x3 x4.(a_topic(x1) & with(e1,x4) & n_son(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_outdoors(x3) & (x1 = x2) & n_man(x1))
exists e1 p1 x1.(n_thing(x1) & exists e3 e2.(Actor(e3,x1) & v_seek(e3) & Actor(e2,x1) & v_hide(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_play(e1))