Women waiting in line to use the ladies room.
The people need to go to bathroom.
Women are people.  If they use the ladies room it implies they need to go to the bathroom.
exists e1 p1 x1 x2 x3 x4 x5.(n_room(x4) & of(x4,x5) & n_lady(x5) & a_topic(x1) & in(e1,x3) & Topic(x3,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x3) & v_use(e2)) & n_line(x3) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_woman(x1))
exists e1 p1 x1.(n_people(x1) & Topic(e1,p1) & Actor(e1,x1) & v_need(e1) & exists e2 x2.(to(e2,x2) & n_bathroom(x2) & Actor(e2,x1) & v_go(e2)))