Two men in white shirts with suspenders, blue neckties, and gray hats, stand to the side as people walk by.
The men are observing pedestrians as they walk down the street.
The fact that two men stand to the side as people walk by doesn't imply they are observing pedestrians.
exists e2 e1 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_side(x9) & to(e1,x9) & as(e1,x7) & a_by(s4) & Manner(e2,s4) & Theme(e2,x8) & v_walk(e2) & (x7 = x8) & n_people(x7) & Actor(e1,x1) & v_stand(e1) & subset_of(x6,x1) & n_hat(x6) & a_gray(s3) & Theme(s3,x6) & subset_of(x2,x1) & with(x2,x4) & rel(x4,x5) & n_necktie(x5) & a_blue(s2) & Theme(s2,x5) & n_suspenders(x4) & in(x2,x3) & n_shirt(x3) & a_white(s1) & Theme(s1,x3) & n_man(x2) & card_eq_2(x2))
exists e1 p1 x1 x2 x3.(n_street(x3) & n_thing(x1) & n_man(x1) & exists e2.(down(e2,x3) & Actor(e2,x1) & v_walk(e2)) & as(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_observe(e1) & n_pedestrian(x2))