People standing around on sand in the rain.
It is raining on the sand.
standing around on stand in rain implies that it is raining on sand.
exists e1 p1 x1 x2 x3 x4.(n_rain(x4) & a_topic(x1) & in(e1,x4) & on(e1,x3) & n_sand(x3) & exists s1.(Theme(s1,x2) & a_around(s1)) & Topic(e1,p1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2.(n_sand(x2) & n_thing(x1) & on(e1,x2) & Actor(e1,x1) & v_rain(e1))