Two people waiting to cross the road and a man walking in the street.
The door closes while playing basketball
The subject is either two people or a door.
exists e1 p1 x1 x2 x4 x7.(n_street(x7) & n_road(x4) & a_topic(x1) & Topic(e1,p1) & Actor(e1,x2) & v_wait(e1) & exists e2 x3 x5 x6.(Theme(e2,x3) & Actor(e2,x2) & v_cross(e2) & subset_of(x5,x3) & in(x5,x7) & n_walking(x5) & of(x5,x6) & n_man(x6) & subset_of(x4,x3)) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e2 e1 x1 x2.(n_door(x1) & while(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_basketball(x2) & Actor(e1,x1) & v_close(e1))