A man pushing a blue arm chair down the sidewalk as people are walking past him.
A man pushes a blue arm chair down the street to the store he purchased it so he can return it.
The man is either pushing the blue arm chair down either the sidewalk or the street; not both. He is not necessarily taking the chair to the store he purchased it at so he can return it.
exists e1 p1 s1 x1 x2 x3 x4 x5.(n_male(x5) & n_sidewalk(x5) & a_topic(x1) & exists e2 x6.(past(e2,x5) & Actor(e2,x6) & v_walk(e2) & n_people(x6)) & as(e1,p1) & down(e1,x5) & Theme(e1,x3) & Actor(e1,x2) & v_push(e1) & n_chair(x3) & of(x3,x4) & n_arm(x4) & a_blue(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 p1 s1 x1 x2 x3 x4 x5.(n_thing(x5) & n_thing(x5) & n_male(x4) & n_male(x4) & n_store(x5) & n_street(x4) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & to(x2,x5) & exists e2 p2.(exists e3 p3.(exists e4.(Theme(e4,x5) & Actor(e4,x4) & v_return(e4)) & Topic(e3,p3) & Actor(e3,x4) & v_can(e3)) & so(e2,p2) & Theme(e2,x5) & Actor(e2,x4) & v_purchase(e2)) & that(x5,p1) & down(x2,x4) & n_chair(x2) & of(x2,x3) & n_arm(x3) & a_blue(s1) & Theme(s1,x2) & n_man(x1))