MESON Chess Problem Database

Problem Display
PID: 244840 (Q7/5n2/3p4/3R3N/4k3/1b6/1B1n1K2/8 w - - 0 1)

Gold, Samuel

Wiener Hausfrauen-Zeitung, 1887

Q7/5n2/3p4/3R3N/4k3/1b6/1B1n1K2/8

#2

5 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Rc5+?
      • 1...Kd3
        • 2.Sf4#
      • 1...Bd5
        • 2.Qxd5#
      • 1...d5!
    • 1.Rxd6+?
      • 1...Bd5
        • 2.Qxd5#
      • 1...Kf5!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qf5#
      • 1...Kxd5
        • 2.Sf6#
      • 1...Bxd5
        • 2.Qc2#
      • 1...Se5
        • 2.Rd4#
      • 1...Sh6
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(c);S_FLIGHT::S(D)
        • B(b);N_GUARD,P_SPINB(b)::QAB1(E),XB(b)
      • Refutation
        • P(d);P_SPINP(d)
    • Try
      • R(C);CHECK,XP(d)
      • Vars
        • B(b);N_GUARD,P_SPINB(b)::QAB1(E),XB(b)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(E);
    • Threat
      • QAB1(E)
    • Vars
      • K(c);S_FLIGHT,XR(C)::S(D)
      • B(b);N_GUARD,SBLOCK,XR(C)::QAB(E)
      • S(e);SBLOCK::R1(C)
      • S(e);N_GUARD::QAR2(E)
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