MESON Chess Problem Database

Problem Display
PID: 257027 (8/8/8/RP1K4/1k1p4/3p4/R7/8 w - - 0 1)

Cyrulik, Stepan Pavlovich

3rd Prize, 64 Shakhmatnoe obozrenie, 1975

8/8/8/RP1K4/1k1p4/3p4/R7/8

#4

4 + 3

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Keys
    • 1.Rd2!
      • threat
        • 2.Ra3
          • threat
            • 3.Rdxd3
              • 3...Kxb5
                • 4.Rdb3#
          • 2...Kxa3
            • 3.Kc4
              • 3...Ka4
                • 4.Ra2#
      • 1...Kb3
        • 2.Ra3+
          • 2...Kxa3
            • 3.Kc4
              • 3...Ka4
                • 4.Ra2#
          • 2...Kb4
            • 3.Rdxd3
              • 3...Kxb5
                • 4.Rdb3#
        • 2.Kc5
          • 2...Kc3
            • 3.Rda2
              • threat
                • 4.R5a3#
              • 3...Kb3
                • 4.R5a3#
      • 1...Kc3
        • 2.Raa2
          • 2...Kb3
            • 3.Kxd4
              • 3...Kb4
                • 4.Rdb2#
          • 2...Kb4
            • 3.Rxd3
              • 3...Kxb5
                • 4.Rb3#
      • 1...Kxa5
        • 2.Kc5
          • 2...Ka4
            • 3.Rxd3
              • 3...Ka5
                • 4.Ra3#

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