A group of men outside playing basketball
Men are playing basketball.
In both sentences, the men are said to be playing basketball.  One sentence offers more information, specifically that they are playing outside.
exists x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & outside(x2,x3) & n_basketball(x3) & of(x3,x4) & n_playing(x4) & n_man(x2) & n_group(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_basketball(x2) & n_man(x1))