MESON Chess Problem Database

Problem Display
PID: 205121 (8/Q3bb2/2B1p1p1/4k3/3R2K1/7n/2R2p2/8 w - - 0 1)

Gold, Zsigmund

American Chess Bulletin, 1913

8/Q3bb2/2B1p1p1/4k3/3R2K1/7n/2R2p2/8

#2

5 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bf6
      • 2.Re2#
      • 2.Qc5#
  • Tries
    • 1.Re4+?
      • 1...Kd6
        • 2.Qb8#
        • 2.Qd7#
      • 1...Kf6!
    • 1.Rf4?
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qb8#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Sxf4!
    • 1.Qb8+?
      • 1...Kf6
        • 2.Qh8#
      • 1...Bd6
        • 2.Qh8#
      • 1...Kxd4!
  • Keys
    • 1.Rd6!
      • threat
        • 2.Qd4#
      • 1...Kxd6
        • 2.Qb8#
      • 1...Kf6
        • 2.Qd4#
        • 2.Qa1#
      • 1...Bxd6
        • 2.Qa1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(B);
      • Threat
        • QAB1(E)
      • Vars
        • K(c);S_FLIGHT::QAB(E)
        • B(f);N_GUARD::QAR2(E),XB(f)
      • Refutation
        • S(b);XR(B)
    • Try
      • Q(E);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(E)
        • B(f);N_GUARD,P_SPINB(f)::QAB(E)
      • Refutation
        • K(c);S_FLIGHT,XR(B)
  • Actual
    • R(B);
    • Threat
      • QAB1(E)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(B)::QAB(E)
      • B(f);SBLOCK,XR(B)::QAB(E)
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