MESON Chess Problem Database

Problem Display
PID: 115346 (6Q1/3p4/RP1N3K/p1kPP3/1pNp4/2r3P1/7B/r2B4 w - - 0 1)

Brunner, Erich Anselm

Ranneforths Schachkalendar, 1918

6Q1/3p4/RP1N3K/p1kPP3/1pNp4/2r3P1/7B/r2B4

#4

11 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Ba4!
      • threat
        • 2.Rxa5#
      • 1...Rxa4
        • 2.Qa8
          • threat
            • 3.Rxa5+
              • 3...Rxa5
                • 4.Qxa5#
          • 2...Rxc4
            • 3.Rxa5+
              • 3...Kxb6
                • 4.Qa7#
              • 3...Rxa5
                • 4.Qxa5#
          • 2...b3
            • 3.Rxa5+
              • 3...Kb4
                • 4.Rb5#
              • 3...Rxa5
                • 4.Qxa5#
          • 2...Rca3
            • 3.Sb2
              • 3...Rxg3
                • 4.Sxa4#
              • 3...b3
                • 4.Sd3#
              • 3...d3
                • 4.Bg1#
              • 3...Ra1
                • 4.Sd3#
              • 3...Ra2
                • 4.Sd3#
              • 3...Rb3
                • 4.Sxa4#
              • 3...Rc3
                • 4.Sxa4#
              • 3...Rd3
                • 4.Sxd3#
                • 4.Sxa4#
              • 3...Re3
                • 4.Sxa4#
              • 3...Rf3
                • 4.Sxa4#
          • 2...Ra1
            • 3.Rxa5+
              • 3...Rxa5
                • 4.Qxa5#
          • 2...Ra2
            • 3.Rxa5+
              • 3...Rxa5
                • 4.Qxa5#
          • 2...Raa3
            • 3.Rxa5+
              • 3...Rxa5
                • 4.Qxa5#
      • 1...b3
        • 2.Rxa5+
          • 2...Kb4
            • 3.Rb5+
              • 3...Kxa4
                • 4.Qa8#

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