A father is playing with his child in the sand.
A couple is kissing
A father is a single person, while a couple is two people.
exists e1 x1 x2 x3.(n_sand(x3) & in(e1,x3) & with(e1,x2) & n_child(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_play(e1) & n_father(x1))
exists e1 x1.(Actor(e1,x1) & v_kiss(e1) & n_couple(x1))