sentences:  The 2014/15 season proved even more successful, with the advancement to the knock-out rounds of the 2014–15 European Rugby Challenge Cup, only to lose to Edinburgh 45–16 in the semi-final.After another poor run of form in the 2015–16 Pro12, the pressure built on the Newport Gwent Dragons management.In April 2016, Jones missed the Dragons 2015–16 European Rugby Challenge Cup quarter-final win over Gloucester due to illness, and a fortnight later, Jones left the club by mutual consent after a period away through illness.