A group of young men walk by vendors and look at goods.
the people are walking
The men walk by vendors which implies they are in the act of walking.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & at(e1,x7) & n_goods(x7) & Actor(e1,x4) & n_look(x6) & n_vendor(x5) & subset_of(x6,x4) & subset_of(x5,x4) & Theme(e1,x3) & v_walk(e1) & (x1 = x3) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1.(n_people(x1) & Actor(e1,x1) & v_walk(e1))