One old homeless guy walks by the park.
A person walks around outdoors.
One old homeless guy is a person, and park implies outdoors.
exists e1 s1 s2 x1 x2.(n_park(x2) & by(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_guy(x1) & a_homeless(s2) & Theme(s2,x1) & a_old(s1) & Theme(s1,x1) & card_eq_1(x1))
exists e1 x1 x2.(around(e1,x2) & n_outdoors(x2) & Actor(e1,x1) & v_walk(e1) & n_person(x1))