A group of men play hockey in a stadium.
A hockey team is having practice.
The men may have practice or are playing a game.
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_stadium(x4) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_hockey(x3) & of(x1,x2) & n_man(x2) & n_group(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_practice(x3) & n_team(x1) & of(x1,x2) & n_hockey(x2))