MESON Chess Problem Database

Problem Display
PID: 70518 (8/b7/p1pN1p1r/4Rp1P/2Pk4/Q2p1K2/nN2P3/2n5 w - - 0 1)

Andrew, Frederick William

Morning Post, 1895

(First published on Wed Mar 6 1895)

8/b7/p1pN1p1r/4Rp1P/2Pk4/Q2p1K2/nN2P3/2n5

#2

8 + 10

187 The Chess Bouquet 1897
15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...dxe2
      • 2.Qe3#
    • 1...d2
      • 2.Qe3#
    • 1...f4
      • 2.Re4#
    • 1...c5
      • 2.Rd5#
    • 1...fxe5
      • 2.Sxf5#
      • 2.e3#
  • Tries
    • 1.Sb5+?
      • 1...Kxe5
        • 2.Qd6#
        • 2.Qe7#
      • 1...cxb5
        • 2.Rd5#
      • 1...axb5!
    • 1.Sf7?
      • threat
        • 2.e3#
      • 1...Sxe2
        • 2.Qxd3#
      • 1...dxe2
        • 2.Qe3#
      • 1...f4
        • 2.Re4#
      • 1...Sb3!
    • 1.Rxf5?
      • threat
        • 2.e3#
      • 1...Sxe2
        • 2.Qxd3#
      • 1...dxe2
        • 2.Qe3#
      • 1...Sb3!
  • Keys
    • 1.Se4!
      • threat
        • 2.Qd6#
      • 1...fxe4+
        • 2.Rxe4#
      • 1...Kxe5
        • 2.Qd6#
      • 1...fxe5
        • 2.e3#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Bb8
        • 2.Qc5#
      • 1...Sc3
        • 2.Qxc3#
      • 1...Sb4
        • 2.Qc3#
      • 1...c5
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 3
  • Sets
    • P(c);OGATE,XP(B)::QAB1(C)
    • P(c);OGATE::QAB1(C)
    • P(e);N_GUARD::R1(F)
    • P(g);N_GUARD::R1(F)
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • P(g);XS(H)::R1(F)
      • Refutation
        • P(f);XS(H)
    • Try
      • S(H);
      • Threat
        • P(B)
      • Vars
        • S(a);N_GUARD,XP(B)::QAR1(C),XP(c)
        • P(c);OGATE,XP(B)::QAB1(C)
        • P(e);N_GUARD::R1(F)
      • Refutation
        • S(a);
    • Try
      • R(F);XP(e)
      • Threat
        • P(B)
      • Vars
        • S(a);N_GUARD,XP(B)::QAR1(C),XP(c)
        • P(c);OGATE,XP(B)::QAB1(C)
      • Refutation
        • S(a);
  • Actual
    • S(H);
    • Threat
      • QAR2(C)
    • Vars
      • P(e);CHECK,OGATE,XS(H)::R1(F),XP(e)
      • K(d);S_FLIGHT,XR(F)::QAB1(C)
      • P(h);SBLOCK,XR(F)::P(B)
      • B(j);N_GUARD::QAB1(C),XB(j)
      • B(j);N_GUARD::QAB1(C)
      • S(b);N_GUARD::QAB1(C),XS(b)
      • S(b);N_GUARD::QAB1(C)
      • P(g);N_GUARD::R1(F)
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