two trams of soccer players playing a game on the field
Two teams are playing soccer in the field.
If your in the field you can say they are on the field
exists e1 x1 x2 x3 x4 x5 x6.(n_field(x6) & a_topic(x1) & of(x1,x2) & Theme(e1,x5) & Actor(e1,x4) & v_play(e1) & on(x5,x6) & n_game(x5) & (x2 = x4) & n_player(x2) & of(x2,x3) & n_soccer(x3) & n_tram(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_field(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & n_team(x1) & card_eq_2(x1))