MESON Chess Problem Database

Problem Display
PID: 220934 (B6n/1r1N1b1Q/R2nr3/3k1P2/K2p2p1/1p1P3p/8/R7 w - - 0 1)

Witte, Ernst

Deutsche Schachzeitung, 1943

B6n/1r1N1b1Q/R2nr3/3k1P2/K2p2p1/1p1P3p/8/R7

#4

8 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Rc1!
      • threat
        • 2.Rc5#
      • 1...Sc4
        • 2.fxe6
          • threat
            • 3.Bxb7#
            • 3.Qe4#
            • 3.dxc4#
          • 2...Sb2+
            • 3.Ka3
              • threat
                • 4.Bxb7#
                • 4.Rc5#
                • 4.Qe4#
                • 4.Qf5#
              • 3...Sc4+
                • 4.dxc4#
            • 3.Ka5
              • threat
                • 4.Bxb7#
                • 4.Rc5#
                • 4.Qe4#
                • 4.Qf5#
              • 3...Sc4+
                • 4.dxc4#
          • 2...Sb6+
            • 3.Rxb6
              • threat
                • 4.Bxb7#
                • 4.Rc5#
                • 4.Qe4#
                • 4.Qf5#
          • 2...Sd6
            • 3.Qe4+
              • 3...Sxe4
                • 4.Bxb7#
            • 3.Qf5+
              • 3...Sxf5
                • 4.Bxb7#
                • 4.Rc5#
      • 1...Se4
        • 2.Bxb7+
          • 2...Rc6
            • 3.Rcxc6
              • threat
                • 4.Rc1#
                • 4.Rc2#
                • 4.Rc3#
                • 4.Rc4#
                • 4.Rc5#
                • 4.Rcb6#
                • 4.Rd6#
                • 4.Re6#
                • 4.Rf6#
                • 4.Rg6#
                • 4.Rh6#
                • 4.Rc7#
                • 4.Rc8#
              • 3...Sc3+
                • 4.Rxc3#
              • 3...Sc5+
                • 4.Rxc5#
        • 2.fxe6
          • threat
            • 3.Bxb7#
            • 3.Qxe4#
            • 3.Qf5#
            • 3.dxe4#
          • 2...Sc3+
            • 3.Rxc3
              • threat
                • 4.Bxb7#
                • 4.Rc5#
                • 4.Qe4#
                • 4.Qf5#
            • 3.Ka5
              • threat
                • 4.Bxb7#
                • 4.Qf5#
          • 2...Sd6
            • 3.Qe4+
              • 3...Sxe4
                • 4.Bxb7#
            • 3.Qf5+
              • 3...Sxf5
                • 4.Bxb7#
                • 4.Rc5#

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