A group of people being served at a wine and food bar.
The people are drinking red wine.
Just because a group of people are being served at a wine and food bar does not mean that they are drinking any wine at all let alone red wine specifically.
exists e1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & of(x1,x2) & at(e1,x4) & n_bar(x6) & of(x6,x7) & n_food(x7) & n_wine(x5) & subset_of(x6,x4) & subset_of(x5,x4) & Theme(e1,x3) & v_serve(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 s1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_wine(x2) & a_red(s1) & Theme(s1,x2))