MESON Chess Problem Database

Problem Display
PID: 146534 (1br1NRn1/1Q1p2p1/N5b1/p2rp3/2pPk1P1/6P1/1p4P1/1K3BB1 w - - 0 1)

Kuzovkov, Aleksandr S

1st Prize, Shakhmatnaya kompozitsiya, 2010

1br1NRn1/1Q1p2p1/N5b1/p2rp3/2pPk1P1/6P1/1p4P1/1K3BB1

#4

11 + 12

145 StrateGems 2012
56 The Problemist 2012

SOLUTION

  • SOUND
  • Keys
    • 1.Rf2!
      • threat
        • 2.Re2+
          • 2...Kd3
            • 3.Qxb2
              • threat
                • 4.Re1#
                • 4.Re3#
                • 4.Rxe5#
                • 4.Qc2#
                • 4.Qd2#
      • 1...Ke3+
        • 2.Rf5+
          • 2...Kd2
            • 3.Qxb2+
              • 3...Kd1
                • 4.Qc1#
                • 4.Qe2#
              • 3...Ke1
                • 4.Qc1#
                • 4.Qe2#
          • 2...Ke4
            • 3.Sec7
              • threat
                • 4.Sc5#
                • 4.Rxe5#
                • 4.Qxd5#
      • 1...Kxd4+
        • 2.Rc2+
          • 2...Ke4
            • 3.Sac7
              • threat
                • 4.Sd6#
                • 4.Rxc4#
                • 4.Qxd5#
      • 1...Bxe8
        • 2.Re2+
          • 2...Kd3
            • 3.Qxd5
              • threat
                • 4.Rc2#
                • 4.Qf3#
              • 3...Kc3
                • 4.Qf3#
            • 3.Qxb2
              • threat
                • 4.Re1#
                • 4.Re3#
                • 4.Rxe5#
                • 4.Qc2#
                • 4.Qd2#
      • 1...exd4
        • 2.Re2+
          • 2...Kd3
            • 3.Qxb2
              • threat
                • 4.Re1#
                • 4.Re3#
                • 4.Re5#
                • 4.Re6#
                • 4.Re7#
                • 4.Qc2#
                • 4.Qd2#
      • 1...c3
        • 2.Re2+
          • 2...Kd3
            • 3.Qxd5
              • threat
                • 4.Rxb2#
                • 4.Rc2#
                • 4.dxe5#
              • 3...c2+
                • 4.Rxc2#
      • 1...a4
        • 2.Re2+
          • 2...Kd3
            • 3.Qxb2
              • threat
                • 4.Sb4#
                • 4.Re1#
                • 4.Re3#
                • 4.Rxe5#
                • 4.Qc2#
                • 4.Qd2#
        • 2.Sb4
          • threat
            • 3.Re2#
          • 2...Ke3+
            • 3.Rc2+
              • 3...Ke4
                • 4.Re2#
                • 4.Qxd5#
          • 2...Kxd4+
            • 3.Rc2+
              • 3...Ke4
                • 4.Re2#
                • 4.Qxd5#

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