Complex sentence: In November 2013, in support of Movember (which raises awareness of prostate and testicular cancer) a 36ft (11m) wide and 9ft (2.7m) deep moustache was drawn on the giant by The National Trust.
Split into simpler sentences: In November 2013, the National Trust supported Movember (which raises awareness of prostate and testicular cancer). A 36ft (11m) wide and 9ft (2.7m) deep moustache was placed on the giant by The National Trust.