The child is playing hide and seek in the hay.
A child is playing with his friends.
It's now understood that he wasn't playing alone, the child is with his friends
exists e4 e1 e3 e2 x1 x2 x3 x4 x5 x6 x7.(n_hay(x7) & n_child(x4) & n_child(x1) & in(e4,x7) & Theme(e4,x6) & Actor(e4,x4) & v_seek(e4) & n_thing(x6) & Actor(e3,x5) & v_play(e3) & (x4 = x5) & Theme(e2,x3) & Actor(e2,x1) & v_hide(e2) & n_thing(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2))
exists e1 x1 x2.(with(e1,x2) & n_friend(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_play(e1) & n_child(x1))