Complex sentence: Ulrikab kept a remarkable diary written in his native Inuktitut; it was among Abraham's possessions which was sent back to the Moravian mission in Hebron after his death.
Split into simpler sentences: Ulrikab kept a remarkable diary written in his native Inuktitut. The diary was among Abraham's possessions which was sent back to the Moravian mission in Hebron after his death.