MESON Chess Problem Database

Problem Display
PID: 172684 (7b/8/8/8/3N4/p7/k1Kn4/7Q w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1998

7b/8/8/8/3N4/p7/k1Kn4/7Q

#3

3 + 4

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sb1
      • 2.Qxb1#
    • 1...Sf1
      • 2.Qxf1
        • threat
          • 3.Qb1#
    • 1...Sb3
      • 2.Qb1#
    • 1...Sf3
      • 2.Qb1#
    • 1...Sc4
      • 2.Qb1#
    • 1...Se4
      • 2.Qb1#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Sb4#
      • 1...Sf1
        • 2.Sb4+
          • 2...Ka1
            • 3.Qxf1#
            • 3.Qxh8#
        • 2.Qxf1
          • threat
            • 3.Sb4#
            • 3.Qb1#
      • 1...Bc3!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Sc1+
          • 2...Ka1
            • 3.Qxh8#
        • 2.Sxd2
          • threat
            • 3.Qb1#
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Bb2
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Bc3
        • 2.Sxd2
          • threat
            • 3.Qb1#
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Bd4
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Be5
        • 2.Sxd2
          • threat
            • 3.Qb1#
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Bf6
        • 2.Sxd2
          • threat
            • 3.Qb1#
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Bg7
        • 2.Sxd2
          • threat
            • 3.Qb1#
        • 2.Qa1+
          • 2...Bxa1
            • 3.Sc1#
      • 1...Sf1
        • 2.Sc1+
          • 2...Ka1
            • 3.Qxh8#
        • 2.Qxf1
          • threat
            • 3.Qb1#

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