MESON Chess Problem Database

Problem Display
PID: 154191 (2B3Q1/K2P1rp1/4kBr1/1NRN4/4p1p1/8/6n1/8 w - - 0 1)

Kuskop, Friedrich Amandus Leopold

Hampstead and Highgate Express, 1913

(First published on Sat Sep 13 1913)

2B3Q1/K2P1rp1/4kBr1/1NRN4/4p1p1/8/6n1/8

#2

8 + 7

14867 BCPS Library 2015

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5
      • 2.Sd4#
  • Tries
    • 1.Se7?
      • threat
        • 2.Rc6#
      • 1...Rxf6
        • 2.d8Q#
        • 2.d8B#
      • 1...gxf6
        • 2.d8Q#
        • 2.d8B#
      • 1...Kxf6!
    • 1.Rc6+?
      • 1...Kf5
        • 2.Sd4#
      • 1...Kxd5!
    • 1.Qxf7+?
      • 1...Kf5
        • 2.Sd4#
        • 2.Sd6#
        • 2.d8Q#
        • 2.d8S#
        • 2.d8B#
        • 2.d8R#
      • 1...Kxf7!
    • 1.Qe8+?
      • 1...Kf5
        • 2.Sd4#
        • 2.Sd6#
        • 2.Qe5#
      • 1...Re7!
  • Keys
    • 1.Qf8!
      • threat
        • 2.Sd4#
      • 1...Rxd7+
        • 2.Sdc7#
      • 1...Kf5
        • 2.Sd4#
      • 1...Rgxf6
        • 2.Sdc7#
      • 1...Rfxf6
        • 2.Sdc7#
      • 1...Rxf8
        • 2.d8S#
      • 1...gxf6
        • 2.Sdc7#
      • 1...Re7
        • 2.Sdc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • K(d);N_SPINR(f),S_FLIGHT::S(A)
  • Tries
    • Try
      • S(C);N_SPINP(F)
      • Threat
        • R(B)
      • Vars
        • R(e);SBLOCK,XB(D)::P=Q
        • P(g);SBLOCK,XB(D)::P=Q
      • Refutation
        • K(d);N_SPINR(f),P-FLIGHT,XB(D)
    • Try
      • R(B);CHECK
      • Vars
        • K(d);N_SPINR(f),S_FLIGHT::S(A)
      • Refutation
        • K(d);S_FLIGHT,XS(C)
    • Try
      • Q(H);CHECK,N_SPINP(F),XR(f)
      • Refutation
        • K(d);S_FLIGHT,XQ(H)
    • Try
      • Q(H);CHECK,N_PINR(f)
      • Refutation
        • R(f);P_SPINR(f)
  • Actual
    • Q(H);N_PINR(f)
    • Threat
      • S(A)
    • Vars
      • R(f);CHECK,P_SPINR(f),XP(F)::S(C)
      • K(d);S_FLIGHT::S(A)
      • R(e);SBLOCK,XB(D)::S(C)
      • R(f);N_PINP(F),XB(D)::S(C)
      • R(f);N_PINP(F),XQ(H)::P=S
      • P(g);SBLOCK,XB(D)::S(C)
      • R(f);::S(C)
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