def md_entry_same(entry_name, s1, s2):
    """Returns (s1 and s2 have the same value for entry_name?, message)."""

    s1_val = s1[entry_name]
    s2_val = s2[entry_name]

    return (s1_val == s2_val, "(" + entry_name + ") " + repr(s1_val) + ", " + repr(s2_val))