a person in jeans and a black coat talks on the phone while walking past a bus stop.
A person is walking to work.
a person in jeans and a black coat talks on the phone while walking past a bus stop does not indicate that he is walking to work.
(x)
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_walk(e1) & exists e2.(Actor(e2,x1) & v_work(e2)) & n_person(x1))