A father in black shorts and his son are walking down the beach.
Man and son walking on the beach.
A father is usually a male adult which is a man.
exists e1 s1 x1 x2 x3 x4 x5.(n_beach(x5) & down(e1,x5) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & subset_of(x4,x2) & n_son(x4) & of(x4,x1) & n_male(x1) & subset_of(x3,x2) & n_shorts(x3) & a_black(s1) & Theme(s1,x3) & n_father(x1))
exists s1 x1 x2 x3 x4.(n_beach(x4) & a_topic(s1) & subset_of(x2,s1) & on(x2,x4) & Time(x2,x3) & n_walking(x3) & n_son(x2) & subset_of(x1,s1) & n_man(x1))