A woman wearing headphones walks down the street.
a man carries a beatbox down the road
A woman is wearing headphones and a man carries a beatbox. so a  man isn't a woman and a beatbox isn't headphone.
exists e2 e1 x1 x2 x3 x4.(n_street(x4) & down(e2,x4) & Actor(e2,x1) & v_walk(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_headphone(x3) & (x1 = x2) & n_woman(x1))
exists e1 x1 x2 x3.(n_road(x3) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & down(x2,x3) & n_beatbox(x2) & n_man(x1))