def extract_cnlp(fullfilepath, corenlppath=False, root=False):
    """
    Extract corenlp zip file
    """
    import zipfile
    import os
    from time import localtime, strftime
    time = strftime('%H:%M:%S', localtime())
    print('%s: Extracting CoreNLP files ...' % time)
    if root:
        root.update()
    if corenlppath is False:
        home = os.path.expanduser('~')
        corenlppath = os.path.join(home, 'corenlp')
    with zipfile.ZipFile(fullfilepath) as zf:
        zf.extractall(corenlppath)
    time = strftime('%H:%M:%S', localtime())
    print('%s: CoreNLP extracted. ' % time)
