A girl pushes a boy on a swing on a sandy playground.
It is sunny outside while the boy and girl are at the playground.
playground  doesn't always mean  sunny
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & on(x2,x3) & on(x3,x4) & n_playground(x4) & a_sandy(s1) & Theme(s1,x4) & n_swing(x3) & n_boy(x2) & n_girl(x1))
exists p1 s1 s2 x1 x2 x3 x4 x5.(n_playground(x5) & n_girl(x4) & n_boy(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_thing(x1) & exists p2.at(x2,x5) & while(s1,p1) & a_outside(s2) & Manner(s1,s2) & Theme(s1,x1) & a_sunny(s1))