def METHOD_NAME(tb: Table) -> Table:
    """
    Sub-Saharan Africa appears twice in the Table, as it is defined by two different organisations, UNICEF and SDG.
    This function clarifies this by combining the region and organisation into one.
    """
    tb["country"] = tb["country"].astype(str)
    tb.loc[
        (tb["country"] == "Sub-Saharan Africa") & (tb["regional_group"] == "UNICEF"), "country"
    ] = "Sub-Saharan Africa (UNICEF)"
    tb.loc[
        (tb["country"] == "Sub-Saharan Africa") & (tb["regional_group"] == "SDG"), "country"
    ] = "Sub-Saharan Africa (SDG)"
    return tb