A busy department store with staff that are helpful.
The store is busy.
A department store is a kind of store.
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & Theme(s2,x4) & a_helpful(s2) & (x1 = x4) & with(x1,x3) & n_staff(x3) & n_store(x1) & of(x1,x2) & n_department(x2) & a_busy(s1) & Theme(s1,x1))
exists s1 x1.(n_store(x1) & Theme(s1,x1) & a_busy(s1))