A group of men are playing basketball.
Men are playing sports.
A group of men are men and basketball is sports.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_basketball(x3) & of(x1,x2) & n_man(x2) & n_group(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_sport(x2) & n_man(x1))