A man in a down jacket leans against a pillar with a missing persons sign while smoking a cigarette.
The man in the jacket under the missing persons sign is smoking.
Leaning against a pillar with a sign on it would be under the missing persons sign if the pillar were tall enough.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6.(while(e1,e2) & Theme(e2,x6) & Actor(e2,x1) & v_smoke(e2) & n_cigarette(x6) & against(e1,x3) & with(x3,x4) & n_sign(x4) & of(x4,x5) & n_person(x5) & a_missing(s2) & Theme(s2,x4) & n_pillar(x3) & Actor(e1,x1) & v_lean(e1) & in(x1,x2) & n_jacket(x2) & a_down(s1) & Theme(s1,x2) & n_man(x1))
exists e1 p1 x1 x2 x3 x4.(n_sign(x3) & of(x3,x4) & n_person(x4) & Actor(e1,x3) & v_miss(e1) & n_jacket(x2) & n_man(x1) & exists x5.((x1 = x5) & n_smoking(x5)) & under(x1,x3) & in(x1,x2))