kartonage
This is the result of a resolution by the Data Working Group.
For more information about the current border dispute concerning Crimea see: https://wiki.osmfoundation.org/wiki/Working_Group_Minutes/DWG_2014-06-05_Special_Crimea and for further reading how border disputes are generally settled: https://wiki.osmfoundation.org/w/images/d/d8/DisputedTerritoriesInformation.pdf

Thanks.