[use note: READ ME]

1.Ra3+ Checking the King and forcing him back a rank. 1...Kc4 2.Rh4+ And again! 2...Kb5 A good defensive move -- White cannot play Ra5+ now, since Black could simply reply ... Kxa5. So . . . 3.Rg3 White takes a move to shift his Rook to the side of the board further away from the Black King. [ 3.Ra5+ Kxa5 ] 3...Kc5 4.Rg5+ Kd6 5.Rh6+ Ke7 6.Rg7+ Kf8 Another good defensive move -- if White now plays Rh8+, Black simply responds ... Kxg7. So . . . 7.Ra7 Once again shifting to the safer side. [ 7.Rh8+ Kxg7 ] 7...Kg8 Guarding h8 and preventing Rh8+ which allows ... Kxh8. 8.Rb6 Shifting to the safer side. [ 8.Rh8+ Kxh8 ] 8...Kf8 9.Rb8# Checkmate!