MESON Chess Problem Database

Problem Display
PID: 213152 (8/1n6/6Q1/3k4/PP3R2/4n3/K3P3/B7 w - - 0 1)

Rothwell, Stephen

Badische Neueste Nachrichten, 1992

8/1n6/6Q1/3k4/PP3R2/4n3/K3P3/B7

#2

7 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sc4
      • 2.e4#
  • Tries
    • 1.Qf7+?
      • 1...Kd6
        • 2.Rf6#
      • 1...Kc6!
  • Keys
    • 1.Rc4!
      • threat
        • 2.Qc6#
      • 1...Kxc4
        • 2.Qe4#
      • 1...Sxc4
        • 2.e4#
      • 1...Sa5
        • 2.Rc5#
      • 1...Sc5
        • 2.Rxc5#
      • 1...Sd6
        • 2.Rc5#
      • 1...Sd8
        • 2.Rc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(a);OGATE,SBLOCK::P(C)
  • Tries
    • Try
      • Q(G);CHECK
      • Vars
        • K(b);P-FLIGHT::R(F)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(F);
    • Threat
      • QAB1(G)
    • Vars
      • K(b);S_FLIGHT,XR(F)::QAR2(G)
      • S(a);OGATE,SBLOCK,XR(F)::P(C)
      • S(c);N_GUARD::R1(F)
      • S(c);N_GUARD::R1(F),XS(c)
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