MESON Chess Problem Database

Problem Display
PID: 63059 (2n2r2/8/1PbPQp2/BPkP4/2N5/3K4/BR4p1/8 w - - 0 1)

Buchwald, Julius

1st Prize, Bulletin Ouvrier des Echecs, 1950

2n2r2/8/1PbPQp2/BPkP4/2N5/3K4/BR4p1/8

#2

10 + 6

78 Bulletin Ouvrier des Echecs 1952
45 Schach 1952

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb5
      • 2.Bb4#
    • 1...Bxd5
      • 2.Qe3#
    • 1...Sxb6
      • 2.Bxb6#
    • 1...Sxd6
      • 2.Qxd6#
  • Tries
    • 1.Qxc8?
      • threat
        • 2.Qxc6#
      • 1...Kxd5
        • 2.Qf5#
      • 1...Rxc8!
  • Keys
    • 1.Sa3!
      • threat
        • 2.Rc2#
      • 1...Bxb5+
        • 2.Rxb5#
      • 1...Bxd5
        • 2.Qxd5#
      • 1...Sxb6
        • 2.Bb4#
      • 1...Sxd6
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(c);P_PINS(D),SBLOCK,XP(F)::B(E)
    • B(c);SBLOCK,XP(G)::QAB(J)
    • S(e);OGATE,XP(H)::B(E),XS(e)
    • S(e);OGATE,XP(I)::QAB1(J),XS(e)
  • Tries
    • Try
      • Q(J);P_PINB(c),XS(e)
      • Threat
        • QAR1(J),XB(c)
      • Vars
        • K(b);N_SPINB(c),OGATEB,P-FLIGHT,XP(G)::QAR2(J)
      • Refutation
        • R(f);N_SPINB(c),XQ(J)
  • Actual
    • S(D);
    • Threat
      • R(B)
    • Vars
      • B(c);CHECK,OGATE,XP(F)::R1(B),XB(c)
      • B(c);OGATE,XP(G)::QAR1(J),XB(c)
      • S(e);SBLOCK,XP(H)::B(E)
      • S(e);SBLOCK,XP(I)::QAB(J)
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