Complex sentence: After three and a half years in power Carpathia was assassinated by Chaim Rosenzweig, an Israeli botanist and statesman whom he once pretended to befriend, prophetically suffering a lethal head wound from a blade which Rosenzweig had concealed.
Split into simpler sentences: After three and a half years in power, Carpathia was assassinated by Chaim Rosenzweig, an Israeli botanist and statesman. He was killed by a lethal head wound from a blade which Rosenzweig had concealed.