A man in a orange vest and black pants works on tracks in a city.
A man works outside.
When a man works on tracks he works outside
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(on(e1,x6) & in(x6,x7) & n_city(x7) & n_track(x6) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & subset_of(x5,x2) & n_pants(x5) & a_black(s1) & Theme(s1,x5) & subset_of(x3,x2) & n_vest(x3) & of(x3,x4) & n_orange(x4) & n_man(x1))
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1) & n_man(x1))