Noel Dahling hedged his bets, but one of those bets paid off: no, that wasn’t Liù in the body bag, but it was in fact Siegfried — which means, of course, the opera was Götterdämmerung.  For those among you who are devotees of the Regie art, the production is by La Fura dels baus.

All clear? So now let’s put on our thinking caps to guess what’s going on here: