Problem Display
PID: 168651 (8/1pp5/1pp5/4R2p/6pk/5pr1/5Q2/K7 w - - 0 1)

Abramenko, Sergey Petrovich

Sp. HM., SuperProblem 068. TT, 2012

8/1pp5/1pp5/4R2p/6pk/5pr1/5Q2/K7

#5

3 + 9


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Rf5!
      • threat
        • 2.Ka2
          • threat
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qd4#
                    • 5.Qf4#
                    • 5.Qe4#
          • 2...c5
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qf4#
                    • 5.Qe4#
        • 2.Kb2
          • threat
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qd4#
                    • 5.Qf4#
                    • 5.Qe4#
          • 2...c5
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qf4#
                    • 5.Qe4#
      • 1...c5
        • 2.Ka2
          • threat
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qf4#
                    • 5.Qe4#
          • 2...c4
            • 3.Qh2+
              • 3...Rh3
                • 4.Qe5
                  • threat
                    • 5.Rxh5#
                  • 4...Rh2+
                    • 5.Qxh2#
                  • 4...g3
                    • 5.Rf4#
                    • 5.Qd4#
                    • 5.Qf4#
                    • 5.Qe4#

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