What is "zyndaki"

Zyndaki (German Sonntag) is a village in the administrative district of Gmina Sorkwity, within Mrągowo County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately north of Sorkwity, north-west of Mrągowo, and east of the regional capital Olsztyn.

Before 1945 the area was part of Germany ( East Prussia).