The couple is looking at something.
The couple wants to have what they are looking at.
couple looking at something does not imply they want to have that thing.
exists e1 x1 x2.(n_couple(x1) & at(e1,x2) & n_thing(x2) & Actor(e1,x1) & v_look(e1))
exists e1 p1 x1.(n_thing(x1) & n_couple(x1) & Topic(e1,p1) & Actor(e1,x1) & v_want(e1) & exists e3 e2 x2.(n_thing(x2) & Theme(e3,x2) & Actor(e3,x1) & v_have(e3) & at(e2,x2) & Actor(e2,x1) & v_look(e2)))