MESON Chess Problem Database

Problem Display
PID: 224371 (4n3/5p2/3R1p2/K5pr/6Rp/PpQ4P/2b3p1/1rk5 w - - 0 1)

Grande, Joralf

US Problem Bulletin, 1965

4n3/5p2/3R1p2/K5pr/6Rp/PpQ4P/2b3p1/1rk5

#3

6 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qxa1+
        • 2...Bb1
          • 3.Rc4#
    • 1...Rb2
      • 2.Qe1+
        • 2...Bd1
          • 3.Qxd1#
    • 1...Rh6
      • 2.Rxg2
        • threat
          • 3.Rg1#
    • 1...Rh7
      • 2.Rxg2
        • threat
          • 3.Rg1#
    • 1...Rh8
      • 2.Rxg2
        • threat
          • 3.Rg1#
    • 1...g1Q
      • 2.Rxg1#
    • 1...g1S
      • 2.Rxg1#
    • 1...g1B
      • 2.Rxg1#
    • 1...g1R
      • 2.Rxg1#
    • 1...b2
      • 2.Qd2#
      • 2.Qe3#
    • 1...f5
      • 2.Rxg2
        • threat
          • 3.Rg1#
  • Tries
    • 1.Kb4?
      • threat
        • 2.Rxg2
          • threat
            • 3.Rg1#
      • 1...Sxd6
        • 2.Rxg2
          • threat
            • 3.Rg1#
          • 2...Kd1
            • 3.Qd2#
      • 1...Ra1
        • 2.Qxa1+
          • 2...Bb1
            • 3.Rc4#
      • 1...Rb2
        • 2.Qe1+
          • 2...Bd1
            • 3.Qxd1#
      • 1...Sc7!
    • 1.Rd3?
      • threat
        • 2.Re3
          • threat
            • 3.Re1#
          • 2...Kd1
            • 3.Re1#
            • 3.Qe1#
          • 2...g1Q
            • 3.Rxg1#
          • 2...g1R
            • 3.Rxg1#
      • 1...Ra1
        • 2.Qxa1+
          • 2...Bb1
            • 3.Rc4#
      • 1...Rb2
        • 2.Qe1+
          • 2...Bd1
            • 3.Qxd1#
      • 1...Sd6!
    • 1.Rd5?
      • threat
        • 2.Rxg2
          • threat
            • 3.Rg1#
      • 1...Ra1
        • 2.Qxa1+
          • 2...Bb1
            • 3.Rc4#
      • 1...Rb2
        • 2.Qe1+
          • 2...Bd1
            • 3.Qxd1#
      • 1...Sd6!
    • 1.Re6?
      • threat
        • 2.Re1#
      • 1...Kd1
        • 2.Re1#
        • 2.Qe1#
      • 1...g1Q
        • 2.Rxg1#
      • 1...g1R
        • 2.Rxg1#
      • 1...fxe6!
    • 1.Qe1+?
      • 1...Bd1
        • 2.Qd2#
      • 1...Kb2!
  • Keys
    • 1.Ka4!
      • threat
        • 2.Rxg2
          • threat
            • 3.Rg1#
          • 2...b2+
            • 3.Rxc2#
            • 3.Qxc2#
      • 1...b2+
        • 2.Qxc2+
          • 2...Kxc2
            • 3.Rc4#
      • 1...Sxd6
        • 2.Rxg2
          • threat
            • 3.Rg1#
          • 2...b2+
            • 3.Qxc2#
          • 2...Kd1
            • 3.Qd2#
      • 1...Ra1
        • 2.Qxa1+
          • 2...Bb1
            • 3.Rc4#
      • 1...Rb2
        • 2.Qe1+
          • 2...Bd1
            • 3.Qxd1#

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