MESON Chess Problem Database

Problem Display
PID: 242738 (2BR4/1p1N4/1Kp2B2/2R1P3/1N1kP1p1/nPpp1br1/3P1n2/8 w - - 0 1)

Bakcsi, Gyorgy

Schakend Nederland, 1970

2BR4/1p1N4/1Kp2B2/2R1P3/1N1kP1p1/nPpp1br1/3P1n2/8

#2

11 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe4
      • 2.e6#
    • 1...Sb1
      • 2.Rc4#
    • 1...Sc2
      • 2.Rc4#
    • 1...Sc4+
      • 2.Rxc4#
    • 1...Sb5
      • 2.Rc4#
  • Tries
    • 1.Rxc3?
      • threat
        • 2.Sc5#
      • 1...Sc4+
        • 2.Rxc4#
      • 1...Bxe4
        • 2.e6#
      • 1...Sxe4
        • 2.Rxd3#
      • 1...Sb5
        • 2.Rc4#
      • 1...c5
        • 2.Sxc5#
      • 1...Kxe4!
  • Keys
    • 1.Bg5!
      • threat
        • 2.Sf6#
      • 1...Sc4+
        • 2.Rxc4#
      • 1...Kxe4
        • 2.Sf6#
      • 1...Bxe4
        • 2.dxc3#
      • 1...Sxe4
        • 2.Be3#
      • 1...Sb5
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(e);SBLOCK,XP(D)::B(H)+P(F)
    • S(b);N_GUARD::R1(E)
    • S(b);CHECK,N_GUARD::R1(E),XS(b)
  • Tries
    • Try
      • R(E);XP(c)
      • Threat
        • R(K)+S(I)
      • Vars
        • S(b);CHECK,N_GUARD::R1(E),XS(b)
        • B(e);SBLOCK,XP(D)::B(H)+P(F)
        • S(a);N_GUARD,SBLOCK,XP(D)::R1(E),XP(d)
        • S(b);N_GUARD::R1(E)
        • P(i);::R(K)+S(I),XP(i)
      • Refutation
        • K(g);P-FLIGHT,XP(D)
  • Actual
    • B(H);
    • Threat
      • R(K)+S(I)
    • Vars
      • S(b);CHECK,N_GUARD::R1(E),XS(b)
      • K(g);P-FLIGHT,XP(D)::S(I)
      • B(e);SBLOCK,XP(D)::P(A),XP(c)
      • S(a);SBLOCK,XP(D)::B(H)
      • S(b);N_GUARD::R1(E)
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Developed and maintained by Brian Stephenson.
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