A man is walking outside while a airplane flies by.
The man is outdoors.
man is walking outside means he is outside
exists e1 p1 s1 x1.(exists e2 s2 x2.(a_by(s2) & Manner(e2,s2) & Actor(e2,x2) & v_fly(e2) & n_airplane(x2)) & while(e1,p1) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_outdoors(x2)))