A group of people gather on a wooden porch.
The man walked down the street.
there can be a group of people or a man walked at the same time
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_porch(x3) & a_wooden(s1) & Theme(s1,x3) & Actor(e1,x1) & v_gather(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2.(n_street(x2) & n_man(x1) & down(e1,x2) & Actor(e1,x1) & v_walk(e1))