a man and a lady drinking wine
There is a man and a lady drinking beer.
Beer is different than wine.
exists s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & n_wine(x2) & of(x2,x4) & n_drinking(x4) & of(x2,x3) & n_lady(x3) & subset_of(x1,s1) & n_man(x1))
exists p1 x1 x2 x3 x4 x5 x6.((x1 = x2) & subset_of(x4,x2) & n_beer(x4) & of(x4,x6) & n_drinking(x6) & of(x4,x5) & n_lady(x5) & subset_of(x3,x2) & n_man(x3))