A man is lying on the ground, laughing, during a ballgame.
A man laughs.
man is lying on the ground, laughing means he laughs.
exists e1 x1 x2 x3 x4.(n_ground(x2) & during(e1,x4) & n_ballgame(x4) & on(e1,x2) & rel(x2,x3) & n_laugh(x3) & Actor(e1,x1) & v_lie(e1) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_laugh(e1) & n_man(x1))