def after(node, values, positions, places=False):
    """
    Returns the set of all nodes that are after the given node.
    """

    n = node[positions["_n"]]
    if places is not False:
        try:
            return [values[n + places]]
        except IndexError:
            return list()
    sent_len = node[positions["sent_len"]]
    # i = node[positions["i"]]
    return values[n + 1 : n + sent_len - n]