Complex sentence: From it's inception in the late 1990s, Blackburn with Darwen unprecedently won the accolade of Council of the Year twice in 2002, when Taylor has Council Leader & 2010 when he Chaired the local NHS Board.
Split into simpler sentences: From it's inception in the late 1990s, Blackburn with Darwen unprecedently won the accolade of Council of the Year twice. In 2002, when Taylor has Council Leader & 2010 when he was Chair of the local NHS Board.