MESON Chess Problem Database

Problem Display
PID: 128093 (1K6/3p1n2/3p4/NkpN4/8/5P2/8/Q7 w - - 0 1)

Yakimchik, Vitold Vitoldovich

Shakhmaty, 1925

1K6/3p1n2/3p4/NkpN4/8/5P2/8/Q7

#3

5 + 5

6490 yacpdb 2009

SOLUTION

  • COOKED
  • Sets
    • 1...Ka6
      • 2.Qa4
        • threat
          • 3.Sb3#
          • 3.Sc4#
          • 3.Sc6#
          • 3.Sb7#
  • Tries
    • 1.Sc4?
      • threat
        • 2.Sdb6
          • threat
            • 3.Qa4#
          • 2...Kb4
            • 3.Qb2#
          • 2...Kc6
            • 3.Qa4#
        • 2.Qa6+
          • 2...Kxa6
            • 3.Sc7#
      • 1...Kc6
        • 2.Sc3
          • threat
            • 3.Qa4#
            • 3.Qa6#
            • 3.Qa8#
        • 2.Sdb6
          • threat
            • 3.Qa4#
          • 2...Kb5
            • 3.Qa4#
        • 2.Sc7
          • threat
            • 3.Qa4#
            • 3.Qa6#
            • 3.Qa8#
        • 2.Qb1
          • threat
            • 3.Se7#
            • 3.Qb7#
          • 2...Kxd5
            • 3.Qe4#
        • 2.Qa8+
          • 2...Kb5
            • 3.Sa3#
      • 1...Se5
        • 2.Qa6+
          • 2...Kxa6
            • 3.Sc7#
      • 1...Sd8
        • 2.Qa6+
          • 2...Kxa6
            • 3.Sc7#
      • 1...Kxc4!
    • 1.Sc7+?
      • 1...Kb6
        • 2.Sb3
          • threat
            • 3.Qa6#
          • 2...Kc6
            • 3.Qa6#
        • 2.Sc4+
          • 2...Kc6
            • 3.Qa4#
            • 3.Qa6#
            • 3.Qa8#
        • 2.Sb7
          • threat
            • 3.Qa6#
          • 2...Kc6
            • 3.Qa6#
        • 2.Qb2+
          • 2...Kxa5
            • 3.Qb5#
        • 2.Qb1+
          • 2...Kxa5
            • 3.Qb5#
        • 2.Qa4
          • threat
            • 3.Sc4#
            • 3.Qb5#
      • 1...Kb4!
    • 1.Qa3?
      • threat
        • 2.Ka7
          • threat
            • 3.Sc3#
            • 3.Sc7#
      • 1...Ka6
        • 2.Qa4
          • threat
            • 3.Sb3#
            • 3.Sc4#
            • 3.Sc6#
            • 3.Sb7#
      • 1...Se5
        • 2.Kb7
          • threat
            • 3.Sc3#
            • 3.Sc7#
      • 1...c4
        • 2.Ka7
          • threat
            • 3.Sc3#
            • 3.Sc7#
            • 3.Qb4#
        • 2.Sc7+
          • 2...Kb6
            • 3.Qb4#
        • 2.Qb4+
          • 2...Ka6
            • 3.Sc7#
            • 3.Qb6#
      • 1...Sd8!
    • 1.Qa4+?
      • 1...Ka6
        • 2.Sb3#
        • 2.Sc4#
        • 2.Sc6#
        • 2.Sb7#
      • 1...Kxa4!
  • Keys
    • 1.Sc3+!
      • 1...Kb4
        • 2.Qb2+
          • 2...Kxa5
            • 3.Qb5#
      • 1...Kb6
        • 2.Sc4+
          • 2...Kc6
            • 3.Qa4#
            • 3.Qa6#
            • 3.Qa8#
        • 2.Qb2+
          • 2...Kxa5
            • 3.Qb5#
          • 2...Ka6
            • 3.Qb5#
        • 2.Qb1+
          • 2...Kxa5
            • 3.Qb5#
          • 2...Ka6
            • 3.Qb5#
        • 2.Qa4
          • threat
            • 3.Sc4#
            • 3.Qb5#
          • 2...Ka6
            • 3.Sc4#
            • 3.Qb5#
    • 1.Qb2+!
      • 1...Ka4
        • 2.Sc4
          • threat
            • 3.Sc3#
            • 3.Sdb6#
        • 2.Sb7
          • threat
            • 3.Sc3#
            • 3.Sb6#
        • 2.Sc3+
          • 2...Kxa5
            • 3.Qb5#
      • 1...Kxa5
        • 2.Sc3
          • threat
            • 3.Qb5#
          • 2...Ka6
            • 3.Qb5#
    • 1.Qb1+!
      • 1...Ka4
        • 2.Sc4
          • threat
            • 3.Sc3#
            • 3.Sdb6#
        • 2.Sc3+
          • 2...Ka3
            • 3.Sc4#
            • 3.Qb3#
          • 2...Kxa5
            • 3.Qb5#
      • 1...Kxa5
        • 2.Sc3
          • threat
            • 3.Qb5#
          • 2...Ka6
            • 3.Qb5#

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