Mimes are playing tug-of-war.
Mimes are playing a game in front of a crowd.
The fact that mimes are playing tug-of war does not imply it is in front of a crowd.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_tug-of-war(x2) & n_mime(x1))
exists e1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_crowd(x4) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_game(x2) & n_mime(x1))