MESON Chess Problem Database

Problem Display
PID: 53337 (7Q/7n/5P2/2K2Npb/4k3/3p1R1N/4nP2/8 w - - 0 1)

Erlin, Konrad (AKA Erlinger, Konrad)

The Chess Review, 1933

7Q/7n/5P2/2K2Npb/4k3/3p1R1N/4nP2/8

#2

7 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4?
      • threat
        • 2.Re3#
      • 1...Ke5
        • 2.Re3#
      • 1...Bxf3
        • 2.Qe8#
      • 1...Sxd4!
    • 1.Sh4?
      • threat
        • 2.Re3#
      • 1...Ke5
        • 2.Re3#
      • 1...Bxf3
        • 2.Qe8#
      • 1...gxh4!
    • 1.Sd6+?
      • 1...Ke5
        • 2.Re3#
      • 1...Kxf3!
  • Keys
    • 1.Sh6!
      • threat
        • 2.Re3#
      • 1...Kxf3
        • 2.Qa8#
      • 1...Ke5
        • 2.Re3#
      • 1...Bxf3
        • 2.Qe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Threat
        • R1(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
        • B(e);N_GUARD,XR(B)::QAR(G)
      • Refutation
        • S(a);XS(E)
    • Try
      • S(E);
      • Threat
        • R1(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
        • B(e);N_GUARD,XR(B)::QAR(G)
      • Refutation
        • P(d);XS(E)
    • Try
      • S(E);CHECK
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • K(c);S_FLIGHT,XR(B)
  • Actual
    • S(E);
    • Threat
      • R1(B)
    • Vars
      • K(c);S_FLIGHT,XR(B)::QAB(G)
      • K(c);P-FLIGHT::R(B)
      • B(e);N_GUARD,SBLOCK,XR(B)::QAR(G)
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