| Lichess Feedback - Training puzzle does not accept equivalent mates#1 Hi, I just played this puzzle : http://en.lichess.org/training/40538. It refused as incorrect the variant : 1...Rg2+ 2.Kh3 Rg4 3.Kh2 Kf2 4.Kh3 Rh4#. Instead it showed a solution that is another mate i… | denisj |