Two white men drinking beer out of Guinness glasses.
Two white men smoke pot.
drinking  is not the same as  smoke
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & of(e1,x4) & n_glass(x4) & (x4 = x5) & ne_geo_guinness(x5) & r_out(e1) & Theme(e1,x3) & Actor(e1,x2) & v_drink(e1) & n_beer(x3) & (x1 = x2) & n_man(x1) & a_white(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_smoke(e1) & n_pot(x2) & n_man(x1) & a_white(s1) & Theme(s1,x1) & card_eq_2(x1))