There are more national enduro titles amongst these guys than spokes on the wheels!!
http://www.yamaha-tenere-experience.co.uk/
I first went on a Geraint Jones enduro course back in 1993 (I think) and have been on the Yamaha experience a few times over the years too.
No doubt the two day Tenere ride outs will be epic - Nice one Yamaha & The Jones'