def _annotated_unpack_infer(stmt, context=None):
    """
    Recursively generate nodes inferred by the given statement.
    If the inferred value is a list or a tuple, recurse on the elements.
    Returns an iterator which yields tuples in the format
    ('original node', 'infered node').
    """
    if isinstance(stmt, (astroid.List, astroid.Tuple)):
        for elt in stmt.elts:
            inferred = utils.safe_infer(elt)
            if inferred and inferred is not astroid.Uninferable:
                yield elt, inferred
        return
    for infered in stmt.infer(context):
        if infered is astroid.Uninferable:
            continue
        yield stmt, infered