MESON Chess Problem Database

Problem Display
PID: 203842 (BRKN2b1/8/p2PP3/P1kP1Q2/3b3R/nPp3B1/2p3p1/6q1 w - - 0 1)

Bakcsi, Gyorgy

Magyar Sakkelet, 1960

BRKN2b1/8/p2PP3/P1kP1Q2/3b3R/nPp3B1/2p3p1/6q1

#2

12 + 9

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.b4#
    • 1...Be3
      • 2.b4#
    • 1...Bf6
      • 2.b4#
    • 1...Bg7
      • 2.b4#
    • 1...Bh8
      • 2.b4#
    • 1...Bxe6+
      • 2.Sxe6#
    • 1...Sc4
      • 2.b4#
  • Tries
    • 1.Rb6?
      • threat
        • 2.Sb7#
      • 1...Bxe6+
        • 2.Sxe6#
      • 1...Be5
        • 2.b4#
      • 1...Sb5!
  • Keys
    • 1.Qd3!
      • threat
        • 2.b4#
      • 1...Bxe6+
        • 2.Sxe6#
      • 1...Be5
        • 2.Sb7#
      • 1...Sb5
        • 2.Qc4#
      • 1...Qb1
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 6
  • Sets
    • B(f);::P(A)
    • B(i);CHECK,XP(H)::S(L),XB(i)
    • S(d);SBLOCK::P(A)
  • Tries
    • Try
      • R(J);
      • Threat
        • S(L)
      • Vars
        • B(i);CHECK,XP(H)::S(L),XB(i)
        • B(f);::P(A)
      • Refutation
        • S(d);
  • Actual
    • Q(F);
    • Threat
      • P(A)
    • Vars
      • B(i);CHECK,XP(H)::S(L),XB(i)
      • B(f);::S(L)
      • S(d);N_GUARD::QAR1(F)
      • Q(a);N_GUARD::QAB1(F),XB(f)
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