MESON Chess Problem Database

Problem Display
PID: 213048 (8/8/3K4/pp6/1k6/1B1Q4/P7/8 w - - 0 1)

Kichigin, Viktor Vladimirovich

Land og Folk, 1978

8/8/3K4/pp6/1k6/1B1Q4/P7/8

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bd5?
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Qb3#
      • 1...a4!
    • 1.Be6?
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Qb3#
      • 1...a4!
    • 1.Bf7?
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Qb3#
      • 1...a4!
    • 1.Bg8?
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Qb3#
      • 1...a4!
  • Keys
    • 1.Ba4!
      • threat
        • 2.Qb3#
      • 1...Kxa4
        • 2.Qb3#
      • 1...bxa4
        • 2.a3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • P(b);
  • Actual
    • B(B);
    • Threat
      • QAR1(C)
    • Vars
      • K(a);P-FLIGHT,XB(B)::QAB1(C)
      • P(c);SBLOCK,XB(B)::P(A)
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