Clannad performs in Tilburg Netherlands on 7 November 2011. The venue 013 and the Clannad Newsblog are offering 2 sets of 2 free tickets for this concert. All you have to do to win one of these sets, is to give the right answer to the question below and send it, including your name, adress and phonenumber, to email@example.com, before 1 november 2011. Sender 25 and 40 will be the winners, who'll get notified soon after the closing of this lottery. The question: What Clannad album was rewarded with a Grammy Award?