Students standing on the street getting drinks.
The people are celebrating Mardi Gras.
just because students are standing on the street getting drinks doesn't mean they are celebrating Mardi Gras.
exists e2 e1 x1 x2 x3 x4.(n_street(x3) & a_topic(x1) & for(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_get(e2) & n_drink(x4) & on(e1,x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_student(x1))
exists e1 x1 x2 x3.(ne_geo_gras(x2) & (x2 = x3) & ne_geo_mardi(x3) & n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_celebrate(e1))