Complex sentence: Kenneth Ellerbe left the District of Columbia department in July 2009, to become the Sarasota Chief, under a controversial agreement that would have kept him on the rolls until his 50th birthday and allowed him to collect an additional $600,000 from the pension fund.
Split into simpler sentences: Kenneth Ellerbe left the District of Columbia department in July 2009, to become the Sarasota Chief. This leave was under a controversial agreement that would have kept him on the rolls until his 50th birthday and allowed him to collect an additional $600,000 from the pension fund.