Three guys sitting at the table together drinking beers and taking pictures.
Three guys are not drinking
Drinking means they are drinking, not that they aren't drinking.
exists e2 e3 e4 e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_table(x7) & n_table(x3) & a_together(s2) & Manner(e4,s2) & Theme(e4,x8) & Actor(e4,x5) & v_take(e4) & n_picture(x8) & at(e3,x7) & Actor(e3,x6) & v_sit(e3) & (x5 = x6) & n_guy(x5) & card_eq_3(x5) & a_together(s1) & Manner(e2,s1) & Theme(e2,x4) & Actor(e2,x1) & v_drink(e2) & n_beer(x4) & at(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_guy(x1) & card_eq_3(x1))
exists x1.(-exists e1.(Actor(e1,x1) & v_drink(e1)) & n_guy(x1) & card_eq_3(x1))