MESON Chess Problem Database

Problem Display
PID: 33489 (4b3/3pb3/Q3p1p1/3p4/2N5/1R6/PPPP4/k1K5 w - - 0 1)

Marker, Yuri

Shakhmaty, 1978

4b3/3pb3/Q3p1p1/3p4/2N5/1R6/PPPP4/k1K5

#3

8 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...d6
      • 2.a4
        • threat
          • 3.Ra3#
        • 2...Ka2
          • 3.Ra3#
  • Keys
    • 1.Sa5!
      • threat
        • 2.Rb4
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
      • 1...Kxa2
        • 2.Sc4+
          • 2...Ba3
            • 3.Rxa3#
            • 3.Qxa3#
        • 2.Sc6+
          • 2...Ba3
            • 3.Rxa3#
            • 3.Qxa3#
        • 2.Sb7+
          • 2...Ba3
            • 3.Rxa3#
            • 3.Qxa3#
      • 1...Bb4
        • 2.Rxb4
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra4#
      • 1...Ba3
        • 2.Rxa3
          • threat
            • 3.Sb3#
      • 1...Bh4
        • 2.Ra3
          • threat
            • 3.Sb3#
        • 2.Rc3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Rd3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Re3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Rf3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Rg3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Rh3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
        • 2.Rb4
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra4#
        • 2.Rb5
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
        • 2.Rb6
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
        • 2.Rb7
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
        • 2.Rb8
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
      • 1...Bg5
        • 2.Re3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
      • 1...Bf6
        • 2.Rc3
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
            • 3.Ra3#
      • 1...Bd8
        • 2.Rb6
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
      • 1...d6
        • 2.Rb5
          • threat
            • 3.Sb3#
          • 2...Kxa2
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
        • 2.a4
          • threat
            • 3.Ra3#
          • 2...Ka2
            • 3.Ra3#

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