Complex sentence: Adrian Flanagan (born 1 October 1960 in Nairobi, Kenya) is a British author and sailor who, on 21 May 2008, achieved the first ever single-handed vertical circumnavigation (via the geographical poles) of the globe.
Split into simpler sentences: Adrian Flanagan (born Oct 1,1960 in Nairobi, Kenya) is a British author and sailor. On May 21,2008, Flanagan achieved the first ever single-handed vertical circumnavigation (via the geographical poles) of the globe.