A man escorting a woman down a hallway.
A man walks alongside a woman.
When a man escorts a woman, he walks alongside her.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_escort(e1) & down(x3,x4) & n_hallway(x4) & n_woman(x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(a_alongside(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x2) & n_man(x1))