Small child wearing a yellow life jacket walks in the sand with their boogieboard on their head.
The small child is at the beach.
Walking in the sand doesn't necessarily have to occur at the beach.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_head(x7) & of(x7,x5) & n_thing(x5) & n_thing(x5) & n_boogieboard(x6) & of(x6,x5) & n_sand(x5) & with(e2,x6) & on(x6,x7) & in(e2,x5) & Actor(e2,x1) & v_walk(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_jacket(x3) & of(x3,x4) & n_life(x4) & a_yellow(s2) & Theme(s2,x3) & (x1 = x2) & n_child(x1) & a_small(s1) & Theme(s1,x1))
exists p1 s1 x1 x2.(n_beach(x2) & n_child(x1) & a_small(s1) & Theme(s1,x1) & at(x1,x2))