MESON Chess Problem Database

Problem Display
PID: 159490 (8/5K2/6P1/6kn/8/5P1Q/5B2/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Bankovskaya gazeta, 1996

8/5K2/6P1/6kn/8/5P1Q/5B2/8

#2

5 + 2

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Kh6
      • 2.Be3#
    • 1...Sg3
      • 2.Be3#
    • 1...Sf6
      • 2.Be3#
    • 1...Sg7
      • 2.Be3#
  • Tries
    • 1.Bc5?
      • 1...Kh6
        • 2.Be3#
      • 1...Sf4
        • 2.Be7#
      • 1...Sg3
        • 2.Be3#
      • 1...Sf6
        • 2.Be3#
      • 1...Sg7
        • 2.Be3#
      • 1...Kf4!
    • 1.Bb6?
      • 1...Kh6
        • 2.Be3#
      • 1...Sf4
        • 2.Bd8#
      • 1...Sg3
        • 2.Be3#
      • 1...Sf6
        • 2.Be3#
      • 1...Sg7
        • 2.Be3#
      • 1...Kf4!
    • 1.Qh4+?
      • 1...Kh6
        • 2.Be3#
      • 1...Kf5!
  • Keys
    • 1.Bd4!
      • 1...Kf4
        • 2.Qg4#
      • 1...Kh6
        • 2.Be3#
      • 1...Sf4
        • 2.Bf6#
      • 1...Sg3
        • 2.Be3#
      • 1...Sf6
        • 2.Be3#
      • 1...Sg7
        • 2.Be3#

There are these versions: 172286

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);P_SPINS(b),S_FLIGHT::B(A)
    • S(b);N_GUARD::B(A)
  • Tries
    • Try
      • B(A);
      • Vars
        • K(a);P_SPINS(b),S_FLIGHT::B(A)
        • S(b);N_GUARD,SBLOCK::B(A)
        • S(b);N_GUARD::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);P_SPINS(b),S_FLIGHT::B(A)
        • S(b);N_GUARD,SBLOCK::B(A)
        • S(b);N_GUARD::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P_SPINS(b),S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(a);S_FLIGHT::QAR1(C)
      • K(a);P_SPINS(b),S_FLIGHT::B(A)
      • S(b);N_GUARD,SBLOCK::B(A)
      • S(b);N_GUARD::B(A)
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