A person opening the door of a phone booth.
Some one sitting at a desk talking on an office phone
A person can't be sitting at a desk and opening the door at the same time, and office phones aren't in phone booths.
exists e1 x1 x2 x3 x4 x5.(n_door(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_open(e1) & of(x3,x4) & n_booth(x4) & of(x4,x5) & n_phone(x5) & (x1 = x2) & n_person(x1))
exists e1 e2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & at(e1,x3) & on(e2,x5) & n_phone(x5) & of(x5,x6) & n_office(x6) & Actor(e2,x4) & v_talk(e2) & (x3 = x4) & n_desk(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_thing(x1) & card_eq_1(x1))