Complex sentence: He rowed in the reserve boat, Goldie, in 2009 and was a member of Cambridge's Blue Boat in the 2010 and 2011 Boat Races, winning in 2010 and losing in 2011.
Split into simpler sentences: He rowed in the reserve boat, Goldie, in 2009. He was a member of Cambridge's Blue Boat in the 2010 and 2011 Boat Races, winning in 2010 and losing in 2011.