A man is walking by a diesel refilling station.
A man is headed home.
Someone walking by a diesel refilling station could be going anywhere, not just headed home.
exists e1 s1 x1 x2 x3.(by(e1,x2) & n_station(x2) & of(x2,x3) & n_refilling(x3) & a_diesel(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
exists e1 x1 x2.(Time(e1,x2) & n_home(x2) & Theme(e1,x1) & v_head(e1) & n_man(x1))