A man with a brown suit on is standing up while holding his hands together behind his back.
A man is walking.
Just because the men has his hands together behind his back does not mean he is walking.
exists e1 e2 p1 s1 s2 s3 x1 x2 x3 x4 x5.(while(e1,e2) & behind(e2,x5) & n_back(x5) & of(x5,x1) & n_male(x1) & n_male(x1) & exists s4.(Theme(s4,x4) & a_together(s4)) & Recipient(e2,p1) & Actor(e2,x1) & Topic(e2,x4) & v_hold(e2) & n_hand(x4) & of(x4,x1) & a_up(s3) & Manner(e1,s3) & Actor(e1,x1) & v_stand(e1) & with(x1,x2) & Theme(s2,x3) & a_on(s2) & (x2 = x3) & n_suit(x2) & a_brown(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_man(x1))