three men ride in a dark blue car.
A group of men are in a car.
Three men qualify as a group; since they ride in a car, they are in it.
exists e1 s1 s2 x1 x2.(in(e1,x2) & n_car(x2) & a_blue(s2) & Theme(s2,x2) & a_dark(s1) & Theme(s1,x2) & Actor(e1,x1) & v_ride(e1) & n_man(x1) & card_eq_3(x1))
exists p1 x1 x2.(exists x3.(in(x1,x3) & n_car(x3)) & of(x1,x2) & n_man(x2) & n_group(x1))