Endgame # N-5

(1) Endgame # N-5 [Burba,M] 1.Kc7 [ 1.Ka7?? Nd7+- 2.Ka6 Kg5 3.Kb5 Kf5 4.Kc6 Ke6+- ] 1...Na6+ 2.Kb6 Nb8 3.Kc7 Na6+ 4.Kb6 1/2-1/2