Simplify the following text for a Grade 15 native English-speaking person.
Original: This sport and its champions were described by Johann Wolfgang von Goethe , Karl Philipp Moritz , Christian Joseph Jagemann , Richard Colt Hoare , Jacob Burckhardt , William Wetmore Story , Giacomo Leopardi , Edmondo de Amicis , Giuseppe Baretti , Antonio Francesco Grazzini , Ottavio Rinuccini , Gabriello Chiabrera , Tommaso Grossi , Giuseppe Gioachino Belli .
Simplified: This sport and his champions were described by Johann Wolfgang von Goethe , Giacomo Leopardi , Edmondo de Amicis , Antonio Francesco Grazzini , Ottavio Rinuccini , Gabriello Chiabrera , Tommaso Grossi , Giuseppe Gioachino Belli .