A couples is walking outside under some trees while the flower petals are falling.
The people are inside by the fireplace.
Outside is not inside.
exists e1 p1 s1 x1 x2 x3 x4.(n_petal(x3) & of(x3,x4) & n_flower(x4) & exists e2.(Actor(e2,x3) & v_fall(e2)) & while(e1,p1) & under(e1,x2) & n_tree(x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_couple(x1))
exists p1 s1 x1 x2.(n_fireplace(x2) & n_people(x1) & a_inside(s1) & Manner(p1,s1) & by(x1,x2))