Likely typo in relation/16305058: tag name=Волгать vs member way/433783011 which is name=Водгать. Wikidata (https://www.wikidata.org/wiki/Q3724274) lists the river as Водгать. Suggest renaming the relation to Водгать and adding alt_name=Волгать if needed. Please verify.

Node: 12699018758 is incorrectly tagged as winter_road=yes.