':return: the given file(s) as a list of
sentences, each encoded as a shallow Tree.  The leaves
of these trees are encoded as ``(word, tag)`` tuples (if
the corpus has tags) or word strings (if the corpus has no
tags).
:rtype: list(Tree)'

def chunked_sents(self, fileids=None, tagset=None):

    return concat([ChunkedCorpusView(f, enc, 1, 1, 0, 1, target_tagset=tagset, *self._cv_args) for (f, enc) in self.abspaths(fileids, True)])
