Five people are sitting in a long boat, smiling as they float down a river.
The people are riding in a car.
Boat and car are two different things.
exists e1 e2 p1 s1 x1 x2.(for(e1,e2) & exists e3 s2 x3.(a_down(s2) & Manner(e3,s2) & Theme(e3,x3) & Actor(e3,x1) & v_float(e3) & n_river(x3)) & n_thing(x1) & as(e2,p1) & Actor(e2,x1) & v_smile(e2) & in(e1,x2) & n_boat(x2) & a_long(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_5(x1))
exists e1 x1 x2.(n_people(x1) & in(e1,x2) & n_car(x2) & Actor(e1,x1) & v_ride(e1))