An Elderly Woman talks on a Cellphone while she sits.
The elderly woman is sitting in a restaurant trying to phone her husband to remind him of their reservation.
The elderly woman sitting does not mean she is sitting in a restaurant.  Talking on a cellphone does not mean she is talking to her husband and reminding him of their reservation.
(x)
exists e1 e2 p1 s1 x1 x2 x3 x4 x5 x6 x7.(n_reservation(x7) & of(x7,x1) & n_thing(x1) & n_male(x5) & n_husband(x5) & of(x5,x1) & n_female(x1) & n_woman(x1) & a_elderly(s1) & Theme(s1,x1) & in(e1,x2) & Topic(e2,p1) & exists e3.(of(e3,x7) & Theme(e3,x5) & Actor(e3,x3) & v_remind(e3)) & to(e2,x6) & n_phone(x6) & Theme(e2,x5) & Actor(e2,x4) & v_try(e2) & (x2 = x4) & (x2 = x3) & n_restaurant(x2) & Actor(e1,x1) & v_sit(e1))