Two older boys and two younger boys are looking out at the water while on a boat.
A man drives a car to the beach.
Two older boys and two younger boys suggest more than just a single man. They are either on a boat or in a car, but not both.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(n_water(x4) & on(e1,x5) & n_boat(x5) & r_while(e1) & a_out(s3) & Manner(e1,s3) & at(e1,x4) & Actor(e1,x1) & v_look(e1) & subset_of(x3,x1) & n_boy(x3) & r_more(s2) & a_younger(s2) & Theme(s2,x3) & card_eq_2(x3) & subset_of(x2,x1) & n_boy(x2) & r_more(s1) & a_older(s1) & Theme(s1,x2) & card_eq_2(x2))
exists e1 x1 x2 x3.(n_beach(x3) & to(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & n_car(x2) & n_man(x1))