MESON Chess Problem Database

Problem Display
PID: 143820 (1Br5/2r3p1/3Q2K1/N2P1P2/2RNk2p/6p1/6q1/3R3B w - - 0 1)

Clark, Cecil Henry Douglas

Hampshire Telegraph, 1920

(First published on Fri Nov 12 1920)

1Br5/2r3p1/3Q2K1/N2P1P2/2RNk2p/6p1/6q1/3R3B

#2

10 + 7

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc4
      • 2.Qe5#
      • 2.Qe6#
    • 1...Rc5
      • 2.Qe5#
      • 2.Qe6#
    • 1...Ra7
      • 2.Qe5#
      • 2.Qe6#
    • 1...Rb7
      • 2.Qe5#
      • 2.Qe6#
    • 1...Rd7
      • 2.Qe5#
      • 2.Qe6#
    • 1...Rf7
      • 2.Qe5#
      • 2.Qe6#
  • Tries
    • 1.Sc2+?
      • 1...Rxc4
        • 2.Bxg2#
        • 2.Qf4#
      • 1...Kf3!
    • 1.Rc2?
      • threat
        • 2.Re2#
      • 1...Rxc2
        • 2.Qe5#
        • 2.Qe6#
      • 1...Rc3
        • 2.Qe5#
        • 2.Qe6#
      • 1...Ke3!
    • 1.Qf4+?
      • 1...Kxd5
        • 2.Sc2#
        • 2.Se2#
        • 2.Sdb3#
        • 2.Sb5#
        • 2.Sdc6#
        • 2.Se6#
        • 2.Bxg2#
      • 1...Kxf4!
  • Keys
    • 1.Qa3!
      • threat
        • 2.Sdc6#
      • 1...Rc6+
        • 2.Sdxc6#
      • 1...Kf4
        • 2.Sf3#
      • 1...Kxd5
        • 2.Sdc6#
      • 1...Ke5
        • 2.Sdc6#
      • 1...Rxc4
        • 2.Bxg2#
      • 1...Rc5
        • 2.Bxg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(C);
      • Threat
        • R(C)
      • Refutation
        • K(c);N_SPINQ(a),P-FLIGHT
    • Try
      • Q(H);CHECK
      • Refutation
        • K(c);N_SPINQ(a),P-FLIGHT,P_SPINR(e),XQ(H)
  • Actual
    • Q(H);
    • Threat
      • R(C)+S(D)
    • Vars
      • R(e);CHECK::R(C)+S(D),XR(e)
      • K(c);N_SPINQ(a),P-FLIGHT,P_SPINR(e)::R(C)+S(D)
      • K(c);S_FLIGHT,XP(F)::R(A)+S(D)
      • K(c);N_SPINQ(a),P-FLIGHT,P_SPINR(e)::S(D)
      • R(e);XR(C)::B(B),XQ(a)
      • R(e);::B(B),XQ(a)
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