Independent declarative clauses containing peripheral expletives are annotated as CP-D. In such constructions, the expletives are word-level nodes immediately dominated by CP:

( (CP-D (PRO Ele)
        (IP-IND (NP-SBJ (D-F a)
                        (N folha)
                        (PP (P @de)
                            (NP (D @o)
                                (N pinheiro))))
                (SR-P-3S é)
                (PP (P em)
                    (NP (N bico))))
        (. .))
  (CORDIAL-SIN; ID ALC19,71))

( (CP-D (PRO Ele)
        (IP-IND (NP-SBJ *pro*)
                (VB-D-3P escaparam))
        (. .))
  (CORDIAL-SIN; ID COV32,26))