man and women walking side by side on the street.
A couple are walking outside.
The couple can only walk on the street outside.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_street(x6) & a_topic(s1) & subset_of(x2,s1) & by(e1,x5) & on(x5,x6) & n_side(x5) & Theme(e1,x4) & Actor(e1,x3) & v_walk(e1) & n_side(x4) & (x2 = x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_couple(x1))