People are sitting in lawn chair in front of a playground.
People are sitting in the desert.
People are either sitting in the desert or in front of a playground.
exists e1 x1 x2 x3 x4 x5.(in(e1,x4) & of(x4,x5) & n_playground(x5) & n_front(x4) & in(e1,x2) & n_chair(x2) & of(x2,x3) & n_lawn(x3) & Actor(e1,x1) & v_sit(e1) & n_people(x1))
exists e1 x1 x2.(n_desert(x2) & in(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1))