A person walks across the street while a rainbow shines in the background.
A Skittle rainbow is shining
A skittle rainbow is not a real rainbow.
exists e1 p1 x1 x2 x4.(n_background(x4) & n_street(x2) & exists e2 x3.(in(e2,x4) & Actor(e2,x3) & v_shine(e2) & n_rainbow(x3)) & while(e1,p1) & across(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_person(x1))
exists e1 x1 x2.(Actor(e1,x1) & v_shine(e1) & n_rainbow(x1) & of(x1,x2) & n_skittle(x2))