Boy with floaties with his feet in the sand on the beach.
The boy is on vacation with his family.
The boy at the beach may not be on vacation and may not be accompanied by his family.
exists s1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x3) & ne_nam_boy(s1) & a_topic(s1) & with(s1,x1) & with(x1,x2) & on(x2,x4) & in(x2,x3) & n_foot(x2) & of(x2,x1) & n_male(x1) & n_floaty(x1))
exists p1 x1 x2.(n_family(x2) & of(x2,x1) & n_male(x1) & n_boy(x1) & with(p1,x2) & exists x3.(on(x1,x3) & n_vacation(x3)))