def sift4_simplest(src, tar, max_offset=<NUM_LIT:5>):
return Sift4Simplest().dist_abs(src, tar, max_offset)<EOL>
Return the "simplest" Sift4 distance between two terms.

    This is a wrapper for :py:meth:`Sift4Simplest.dist_abs`.

    Parameters
    ----------
    src : str
        Source string for comparison
    tar : str
        Target string for comparison
    max_offset : int
        The number of characters to search for matching letters

    Returns
    -------
    int
        The Sift4 distance according to the simplest formula

    Examples
    --------
    >>> sift4_simplest('cat', 'hat')
    1
    >>> sift4_simplest('Niall', 'Neil')
    2
    >>> sift4_simplest('Colin', 'Cuilen')
    3
    >>> sift4_simplest('ATCG', 'TAGC')
    2