People walking across a red bridge.
People crossing a red bridge to get home.
Just because people are walking across a red bridge doesn't mean the people are using it to get home.
exists e1 s1 x1 x2 x3.(a_topic(x1) & across(e1,x3) & n_bridge(x3) & a_red(s1) & Theme(s1,x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists e1 p1 s1 x1 x2 x3 x4.(a_topic(x1) & Topic(e1,p1) & exists e2 x5.(Theme(e2,x5) & Actor(e2,x2) & v_get(e2) & n_home(x5)) & Theme(e1,x4) & Actor(e1,x3) & v_cross(e1) & n_bridge(x4) & a_red(s1) & Theme(s1,x4) & (x1 = x3) & (x1 = x2) & n_people(x1))