Complex sentence: Historian Frank Golczewski says the Battalion fought against partisans and participated in the Jewish genocide in Belarus, but according to historian John-Paul Himka no one has specifically studied the activities of Schuma 201 in relation to the destruction of the Jewish population.
Split into simpler sentences: Historian Frank Golczewski says the Battalion fought against partisans and participated in the Jewish genocide in Belarus. According to historian John-Paul Himka no one has specifically studied the activities of Schuma 201 in relation to the destruction of the Jewish population.