An old man wearing khaki pants and a brown shirt standing on the sidewalk in front of a building.
The old man is standing outside of a building.
The old man standing outside of a building is the same old man in front of a building.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_sidewalk(x7) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & subset_of(x5,x3) & on(x5,x7) & in(x7,x8) & of(x8,x9) & n_building(x9) & n_front(x8) & n_standing(x5) & of(x5,x6) & n_shirt(x6) & a_brown(s3) & Theme(s3,x5) & subset_of(x4,x3) & n_pants(x4) & a_khaki(s2) & Theme(s2,x4) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_man(x1) & a_old(s1) & Theme(s1,x1) & of(e1,x2) & n_building(x2) & r_outside(e1) & Actor(e1,x1) & v_stand(e1))