MESON Chess Problem Database

Problem Display
PID: 44149 (8/K1Bp3r/1Pb1r2R/RN1k4/1P2pp2/P7/1b2Q3/8 w - - 0 1)

Kipping, Cyril Stanley

Manchester City News, 1911

8/K1Bp3r/1Pb1r2R/RN1k4/1P2pp2/P7/1b2Q3/8

#2

9 + 8

4792 300 Chess Problems 1916
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Rd6#
    • 1...Ba1
      • 2.Qa2#
    • 1...Bc1
      • 2.Qa2#
    • 1...Bxa3
      • 2.Qa2#
    • 1...Bc3
      • 2.Qa2#
    • 1...Bd4
      • 2.Sc3#
      • 2.Qa2#
    • 1...Be5
      • 2.Qa2#
    • 1...Bf6
      • 2.Qa2#
    • 1...Bg7
      • 2.Qa2#
    • 1...Bh8
      • 2.Qa2#
  • Tries
    • 1.Sd6+?
      • 1...Kd4
        • 2.Qd2#
      • 1...Bb5!
    • 1.Qd1+?
      • 1...Bd4
        • 2.Qb3#
        • 2.Qxd4#
      • 1...Kc4!
    • 1.Qd3+?
      • 1...Bd4
        • 2.Sc3#
        • 2.Qb3#
        • 2.Qxd4#
      • 1...exd3!
    • 1.Qd2+?
      • 1...Bd4
        • 2.Qa2#
        • 2.Qxd4#
      • 1...Kc4!
  • Keys
    • 1.Be5!
      • threat
        • 2.Sc3#
        • 2.Sc7#
      • 1...d6+
        • 2.Sc7#
      • 1...Kxe5
        • 2.Qh5#
      • 1...Rxe5
        • 2.Rd6#
      • 1...Rexh6
        • 2.Sc7#
      • 1...Bxe5
        • 2.Qa2#
      • 1...Bxb5
        • 2.Qxb5#
      • 1...Rf6
        • 2.Sc7#
      • 1...Rg6
        • 2.Sc7#
      • 1...Bb7
        • 2.Sd4#
      • 1...Ba8
        • 2.Sd4#
      • 1...e3
        • 2.Sc3#
      • 1...Bc3
        • 2.Sxc3#
        • 2.Sc7#

This anticipates 140930(1952)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 7
  • Sets
    • R(f);OGATE,SBLOCK::R1(G)
    • B(a);OGATE::QAB(A)
    • B(a);OGATE,XP(B)::QAB(A)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(d);P-FLIGHT::QAR2(A)
      • Refutation
        • B(e);P_SPINB(e)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Refutation
        • P(b);XQ(A)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • B(I);
    • Threat
      • DUALS(2)
    • Vars
      • P(g);CHECK::R(D)+S(E),DCHECK
      • K(d);OGATEB,P-FLIGHT,P_SPINP(b),XB(I)::QAR(A)
      • R(f);OGATE,SBLOCK,XB(I)::R1(G)
      • R(f);XR(G)::R(D)+S(E),DCHECK
      • B(a);OGATE,SBLOCK,XB(I)::QAB(A)
      • B(e);OGATE,P_SPINB(e),XS(E)::QAR2(A),XB(e)
      • R(f);::R(D)+S(E),DCHECK
      • B(e);N_GUARD::R(D)+S(E)
      • P(b);::R(D)+S(E),DCHECK
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