MESON Chess Problem Database

Problem Display
PID: 17593 (8/8/5p1K/5k2/8/6Pb/4Q2B/8 w - - 0 1)

Pugachev, Sergey Timofeevich

Zatejnik, 1947

8/8/5p1K/5k2/8/6Pb/4Q2B/8

#2

4 + 3

3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.g4#
    • 1...Bg2
      • 2.g4#
  • Tries
    • 1.Kh5?
      • 1...Bf1
        • 2.g4#
      • 1...Bg2
        • 2.g4#
      • 1...Bg4+!
  • Keys
    • 1.Qc4!
      • 1...Ke5
        • 2.g4#
      • 1...Bf1
        • 2.g4#
      • 1...Bg2
        • 2.g4#
      • 1...Bg4
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::P(C)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • B(a);N_GUARD::P(C)
      • Refutation
        • B(a);CHECK
  • Actual
    • Q(A);
    • Vars
      • K(b);P-FLIGHT::B(B)+P(C)
      • B(a);N_GUARD::P(C)
      • B(a);SBLOCK::QAR2(A)
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