A man and two small children laying on a tiled floor.
The man is the two small children's father.
Not every man with children is their father.
exists e1 s1 s2 s3 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & on(e1,x4) & n_floor(x4) & a_tiled(s3) & Theme(s3,x4) & Actor(e1,x3) & v_lay(e1) & (x2 = x3) & n_child(x2) & a_small(s2) & Theme(s2,x2) & card_eq_2(x2) & subset_of(x1,s1) & n_man(x1))
exists p1 s1 x1 x2 x3.(n_father(x3) & of(x3,x2) & n_child(x2) & a_small(s1) & Theme(s1,x2) & card_eq_2(x2) & n_man(x1) & (x1 = x3))