MESON Chess Problem Database

Problem Display
PID: 259061 (Qb2R3/7r/p7/r2nNp2/2b1k2p/pNBp1R2/4P2K/1n6 w - - 0 1)

Rudd, Charles Dember

Western Morning News, 1923

(First published on Sat Feb 10 1923)

Qb2R3/7r/p7/r2nNp2/2b1k2p/pNBp1R2/4P2K/1n6

#2

8 + 12

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Ra4
      • 2.Sc5#
    • 1...Rc5
      • 2.Sxc5#
    • 1...Rc7
      • 2.Sd7#
    • 1...Bxb3
      • 2.exd3#
    • 1...Bb5
      • 2.Sc5#
    • 1...Bxe5+
      • 2.Rxe5#
    • 1...Ba7
      • 2.Sf7#
    • 1...Sd2
      • 2.Sxd2#
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qxc4#
      • 1...Bxe5+
        • 2.Rxe5#
      • 1...Bxb3
        • 2.exd3#
      • 1...f4
        • 2.Qg6#
      • 1...Ra4
        • 2.Sc5#
      • 1...Rc5
        • 2.Sxc5#
      • 1...Rc7
        • 2.Sd7#
      • 1...Bb5
        • 2.Sc5#
      • 1...Ba7
        • 2.Sf7#
      • 1...Sd2
        • 2.Sxd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(g);N_GUARD::S(C)
    • R(g);N_GUARD::S(C),XR(g)
    • R(k);N_PINS(F)::R(H)+S(F)
    • B(d);N_GUARD,XS(C)::P(A),XP(c)
    • B(d);S_CUTR(g)::S(C)
    • B(l);CHECK,OGATE,P_SPINB(l),XS(F)::R1(H),XB(l)
    • B(l);N_PINS(F)::R(H)+S(F)
    • S(a);N_GUARD::S(C),XS(a)
  • Actual
    • Q(G);
    • Threat
      • QAR2(G),XB(d)
    • Vars
      • B(l);CHECK,OGATE,P_SPINB(l),XS(F)::R1(H),XB(l)
      • B(d);N_GUARD,XS(C)::P(A),XP(c)
      • P(i);N_PINS(F),OGATEB::QAB(G)
      • R(g);N_GUARD::S(C)
      • R(g);N_GUARD::S(C),XR(g)
      • R(k);N_PINS(F)::R(H)+S(F)
      • B(d);S_CUTR(g)::S(C)
      • B(l);N_PINS(F)::R(H)+S(F)
      • S(a);N_GUARD::S(C),XS(a)
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