Complex sentence: On 3 September 2016, Reese and Sebastian Montero were granted special access on Chimborazo in Ecuador to set the new world record for riding on motorcycles from the closest point on Earth to the sun to an elevation at sea level in a single day.
Split into simpler sentences: On 3 September 2016, Reese and Sebastian Montero were granted special access on Chimborazo in Ecuador; to set the record. The pair set the new world record for riding on motorcycles from the closest point on Earth to the sun to an elevation at sea level in a single day.