A cashier at a grocery store.
The cashier works at the store.
Both sentence have a cashier and a store
exists x1 x2 x3.(a_topic(x1) & at(x1,x2) & n_store(x2) & of(x2,x3) & n_grocery(x3) & n_cashier(x1))
exists e1 x1 x2.(n_store(x2) & n_cashier(x1) & at(e1,x2) & Actor(e1,x1) & v_work(e1))