White to play and draw (medium)
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1.Rc6+ { 1.Rc4 Kg5 2.Rc5+ transposes } 1...Kg5
2.Rc5+ Kf4
3.Rh5! h3
4.Kc4 g3
5.Rh4+! { What John Nunn calls a hesitation check. A piece travelling from A to B gives an intermediate check on square C before moving to B. Often useful in R v P endings. } ( 5.Rxh3? g2 6.Rh4+ Kf5 7.Rh5+ Kf6 8.Rh6+ Kg7 ) 5...Kf3
6.Rxh3
½-½