MESON Chess Problem Database

Problem Display
PID: 43742 (1n5r/1K4p1/6P1/1pk4p/5Q2/1B1p1p2/4bb2/2N1r2R w - - 0 1)

Kipping, Cyril Stanley

Surrey Mirror, 1911

1n5r/1K4p1/6P1/1pk4p/5Q2/1B1p1p2/4bb2/2N1r2R

#2

6 + 11

4792 300 Chess Problems 1916

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc1
      • 2.Rxc1#
    • 1...Rc8
      • 2.Rxh5#
    • 1...Rg8
      • 2.Rxh5#
    • 1...Bd1
      • 2.Sxd3#
    • 1...b4
      • 2.Qe5#
  • Tries
    • 1.Be6?
      • threat
        • 2.Sb3#
      • 1...Rxc1
        • 2.Rxc1#
      • 1...b4
        • 2.Qe5#
      • 1...Bd1
        • 2.Sxd3#
      • 1...Bd4!
    • 1.Bf7?
      • threat
        • 2.Sb3#
      • 1...Rxc1
        • 2.Rxc1#
      • 1...b4
        • 2.Qe5#
      • 1...Bd1
        • 2.Sxd3#
      • 1...Bd4!
    • 1.Qc4+?
      • 1...Kd6
        • 2.Qc7#
      • 1...bxc4!
  • Keys
    • 1.Bg8!
      • threat
        • 2.Sb3#
      • 1...Rxc1
        • 2.Rxc1#
      • 1...Rxg8
        • 2.Rxh5#
      • 1...Bd4
        • 2.Qf8#
      • 1...b4
        • 2.Qe5#
      • 1...Bd1
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(a);OGATE,XS(A)::R(B),XR(a)
    • R(k);N_GUARD::R(B),XP(h)
    • B(b);N_GUARD::S(A),XP(d)
    • P(f);SBLOCK::QAR2(D)
  • Tries
    • Try
      • B(C);
      • Threat
        • S(A)
      • Vars
        • R(a);OGATE,XS(A)::R(B),XR(a)
        • P(f);SBLOCK::QAR2(D)
        • B(b);N_GUARD::S(A),XP(d)
      • Refutation
        • B(c);
    • Try
      • B(C);
      • Threat
        • S(A)
      • Vars
        • R(a);OGATE,XS(A)::R(B),XR(a)
        • P(f);SBLOCK::QAR2(D)
        • B(b);N_GUARD::S(A),XP(d)
      • Refutation
        • B(c);
    • Try
      • Q(D);CHECK
      • Vars
        • K(g);OGATE,S_FLIGHT::QAB1(D)
      • Refutation
        • P(f);XQ(D)
  • Actual
    • B(C);
    • Threat
      • S(A)
    • Vars
      • R(a);OGATE,XS(A)::R(B),XR(a)
      • R(k);N_GUARD,XB(C)::R(B),XP(h)
      • B(c);SBLOCK::QAB(D)
      • P(f);SBLOCK::QAR2(D)
      • B(b);N_GUARD::S(A),XP(d)
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