Complex sentence: The Regimental Journal and the Polo Team were nicknamed'The Crossbelts', which was taken from a nickname earned by the 8th Hussars at the Battle of Almenar in 1710.
Split into simpler sentences: The Regimental Journal and Polo Team were nicknamed'The Crossbelts'. A nickname earned by the 8th Hussars at the Battle of Almenar in 1710.