MESON Chess Problem Database

Problem Display
PID: 241556 (7Q/8/8/8/4Rpp1/6k1/8/5K2 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Variantim, 2014

7Q/8/8/8/4Rpp1/6k1/8/5K2

#2

3 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Kg1?
      • 1...f3
        • 2.Qh2#
      • 1...Kf3!
    • 1.Re1?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Ra4?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Rb4?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Rc4?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Re6?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Re7?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Re8?
      • 1...Kf3
        • 2.Qc3#
      • 1...f3!
    • 1.Qh2+?
      • 1...Kf3
        • 2.Qxf4#
        • 2.Qg2#
      • 1...Kxh2!
    • 1.Qh5?
      • 1...f3
        • 2.Rxg4#
      • 1...Kf3!
    • 1.Qh6?
      • 1...Kf3
        • 2.Qxf4#
      • 1...f3!
  • Keys
    • 1.Re2!
      • 1...Kf3
        • 2.Qc3#
      • 1...f3
        • 2.Qh2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);SBLOCK::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::QAR(C)
      • Refutation
        • P(b);
    • Try
      • Q(C);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(C)
    • Try
      • Q(C);
      • Vars
        • P(b);OGATE,SBLOCK::R1(B),XP(c)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(c)
    • Try
      • Q(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(C),XP(b)
      • Refutation
        • P(b);
  • Actual
    • R(B);
    • Vars
      • K(a);P-FLIGHT::QAR(C)
      • P(b);SBLOCK::QAB1(C)
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