A person sits on a blanket on the street while his dog sleeps in his lap.
A person is sitting in the park.
just because a person sits on the streets  doesn't mean the person is sitting in the park
exists e1 p1 x1 x2 x3 x4 x5.(n_lap(x5) & of(x5,x3) & n_male(x3) & n_male(x3) & n_dog(x4) & of(x4,x3) & n_street(x3) & exists e2.(in(e2,x5) & Actor(e2,x4) & v_sleep(e2)) & while(e1,p1) & on(e1,x3) & on(e1,x2) & n_blanket(x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1))
exists e1 x1 x2.(n_park(x2) & in(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1))