Simplify the following text for a Grade 8 native English-speaking person.
Original: He jokingly claimed that he himself was part of the Luther Blissett Project , and read aloud the following sentence from an LBP manifesto ( in Italian ) : `` Chiunque puÃ essere Luther Blissett , semplicemente adottando il nome Luther Blissett '' ( Anyone can be Luther Blissett simply by adopting the name Luther Blissett ) .
Simplified: Luther Blissett is a Jamaican-born former English football player .