Complex sentence: NKVD prisoner executions in the first week after Barbarossa totaled some ten thousand in the western Ukraine and more than nine thousand in Vinnitsa, eastward toward Kiev; comparable numbers of prisoners were executed in eastern Poland, Byelorussia, Lithuania, Latvia and Estonia.
Split into simpler sentences: NKVD prisoner executions in the first week after Barbarossa totaled some ten thousand in western Ukraine and more than nine thousand in Vinnytsia, eastward toward Kiev. Comparable numbers of prisoners were executed in eastern Poland, Byelorussia, Lithuania, Latvia, and Estonia.