Two people grocery shopping at Walmart.
A couple is looking for the best deal at Walmart.
Two people grocery shopping doesn't imply that they are looking for the best deal
exists x1 x2.(ne_geo_walmart(x2) & a_topic(x1) & n_grocery(x1) & n_shopping(x1) & at(x1,x2) & n_people(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(ne_geo_walmart(x3) & n_deal(x2) & r_most(s1) & a_good(s1) & Theme(s1,x2) & for(e1,x2) & at(x2,x3) & Actor(e1,x1) & v_look(e1) & n_couple(x1))