Anglo Welsh Cup
It replaced the RFU Club Championship in 2005. It is played by the 12 english teams partecipating to Premiership and by the for welsh professional regional franchises.
www.bbc.com - BBC site
www.englandrugby.com - English rugby union site (former www.rfu.com).
www.premiershiprugby.com - Premiership site
en.wikipedia.org/wiki/Anglo-Welsh_Cup - Wikipedia pages about the Anglo-Welsh Cup
Every site was scanned using also web.archive.org