MESON Chess Problem Database

Problem Display
PID: 143664 (1rb5/b3Q3/7K/1p6/2kN3R/8/1P2P3/7B w - - 0 1)

Buchwald, Julius

British Chess Magazine, 1927

1rb5/b3Q3/7K/1p6/2kN3R/8/1P2P3/7B

#2

7 + 5

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Tries
    • 1.Sc2+?
      • 1...Bd4
        • 2.Qb4#
      • 1...Bg4
        • 2.Qb4#
      • 1...Kb3!
    • 1.Sc6+?
      • 1...Bd4
        • 2.Sa5#
        • 2.Qb4#
      • 1...Bg4
        • 2.Qb4#
      • 1...Kb3!
    • 1.Qa3?
      • threat
        • 2.Qc3#
      • 1...Rb6+
        • 2.Se6#
      • 1...b4!
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qc3#
      • 1...Rb6+
        • 2.Se6#
      • 1...Kb4
        • 2.Sc6#
      • 1...Kc5
        • 2.Sf5#
      • 1...b4
        • 2.Qc1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • B(c);P_SPINB(c)::QAR1(G)
        • B(e);P_SPINB(e)::QAR1(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);CHECK
      • Vars
        • B(e);P_SPINB(e)::QAR1(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(G);
      • Threat
        • QAR1(G)
      • Vars
        • R(d);CHECK,S_CUTB(c)::R(E)+S(D)
      • Refutation
        • P(b);
  • Actual
    • Q(G);
    • Threat
      • QAR1(G)
    • Vars
      • R(d);CHECK,S_CUTB(c)::R(E)+S(D)
      • K(a);P-FLIGHT::R(E)+S(D),DCHECK
      • K(a);P-FLIGHT::QAB(G)+S(D)
      • P(b);SBLOCK::QAR(G)
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Developed and maintained by Brian Stephenson.
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