Couple looks for their seats at sporting event.
Two fans think someone is sitting in their reserved seats.
Just because they are at a sporting event does not mean they are fans.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & for(x1,x3) & Theme(e1,x5) & Actor(e1,x4) & v_sport(e1) & n_event(x5) & (x3 = x4) & n_seat(x3) & of(x3,x1) & n_thing(x1) & n_look(x1) & of(x1,x2) & n_couple(x2))
exists e1 p1 s1 x1 x3.(exists e2 x2.(in(e2,x3) & Actor(e2,x2) & v_sit(e2) & n_person(x2)) & n_seat(x3) & a_reserved(s1) & Theme(s1,x3) & of(x3,x1) & n_thing(x1) & Topic(e1,p1) & Actor(e1,x1) & v_think(e1) & n_fan(x1) & card_eq_2(x1))