A protester wearing a USA shirt holds a sign during a protest.
Two kids are playing guitar hero.
A protester cannot be two kids   one cannot play guitar during protest
exists e2 e1 x1 x2 x3 x4 x5 x6.(during(e2,x6) & n_protest(x6) & Theme(e2,x5) & Actor(e2,x1) & v_hold(e2) & n_sign(x5) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & (x3 = x4) & ne_org_usa(x4) & (x1 = x2) & n_protester(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_hero(x2) & of(x2,x3) & n_guitar(x3) & n_kid(x1) & card_eq_2(x1))