There are two white individuals smiling while fishing in a boat on a body of water.
a son and father are fishing
Just because two individuals are near each other smiling, does not mean they are father and son.
exists p1 x1 e1 s1 x2 x3 x4 x5 x6 x7.((x1 = x2) & in(e1,x5) & on(x5,x6) & of(x6,x7) & n_water(x7) & n_body(x6) & n_boat(x5) & while(e1,x4) & n_fishing(x4) & Actor(e1,x3) & v_smile(e1) & (x2 = x3) & n_individual(x2) & a_white(s1) & Theme(s1,x2) & card_eq_2(x2))
exists p1 x1 x2 x3.(exists x4.((x1 = x4) & n_fishing(x4)) & subset_of(x3,x1) & n_father(x3) & subset_of(x2,x1) & n_son(x2))