Problem Display
PID: 171798 (8/8/8/8/K7/B3pN2/4Rp2/1k6 w - - 0 1)

Antipov, Viacheslav Pavlovich

Source?, 1992

8/8/8/8/K7/B3pN2/4Rp2/1k6

#4

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Rxf2!
      • threat
        • 2.Kb3
          • threat
            • 3.Rf1#
          • 2...exf2
            • 3.Sd2+
              • 3...Ka1
                • 4.Bb2#
          • 2...e2
            • 3.Sd2+
              • 3...Ka1
                • 4.Bb2#
            • 3.Rxe2
              • 3...Ka1
                • 4.Re1#
        • 2.Re2
          • 2...Ka1
            • 3.Kb3
              • 3...Kb1
                • 4.Re1#
      • 1...Ka1
        • 2.Kb3
          • threat
            • 3.Rf1#
          • 2...exf2
            • 3.Bb2+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Bb2#
          • 2...e2
            • 3.Bb2+
              • 3...Kb1
                • 4.Sd2#
            • 3.Rxe2
              • 3...Kb1
                • 4.Re1#
            • 3.Sd2
              • threat
                • 4.Bb2#
        • 2.Rb2
          • 2...e2
            • 3.Sd2
              • threat
                • 4.Sb3#
            • 3.Sd4
              • threat
                • 4.Sc2#
                • 4.Sb3#
        • 2.Re2
          • 2...Kb1
            • 3.Kb3
              • 3...Ka1
                • 4.Re1#
      • 1...exf2
        • 2.Kb3
          • threat
            • 3.Sd2+
              • 3...Ka1
                • 4.Bb2#
          • 2...Ka1
            • 3.Bb2+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Bb2#
          • 2...f1S
            • 3.Bb2
              • 3...Sd2+
                • 4.Sxd2#
              • 3...Sh2
                • 4.Sd2#
              • 3...Se3
                • 4.Sd2#
              • 3...Sg3
                • 4.Sd2#
      • 1...e2
        • 2.Rxe2
          • 2...Ka1
            • 3.Kb3
              • 3...Kb1
                • 4.Re1#

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