A woman chats on the phone while finishing pumping gas.
She is talking on the phone and dancing.
A woman can't be pumping gas and dancing at the same time.
exists e2 e1 p1 x1 x2.(n_phone(x2) & while(e1,e2) & exists e3 x3.(Theme(e3,x3) & Actor(e3,x1) & v_pump(e3) & n_gas(x3)) & Topic(e2,p1) & Actor(e2,x1) & v_finish(e2) & on(e1,x2) & Actor(e1,x1) & v_chat(e1) & n_woman(x1))
exists e1 x1 x2 x3 x4.(n_dancing(x4) & n_phone(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_female(x1) & on(e1,x2) & Actor(e1,x1) & v_talk(e1))