A lady is playing Guitar Hero at an arcade.
The woman is playing a video game.
Guitar Hero is a video game.
exists e1 x1 x2 x3 x4.(ne_nam_hero(x2) & (x2 = x3) & ne_nam_guitar(x3) & at(e1,x4) & n_arcade(x4) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_lady(x1))
exists e1 x1 x2 x3.(n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_game(x2) & of(x2,x3) & n_video(x3))