MESON Chess Problem Database

Problem Display
PID: 160108 (3n4/6Rb/4p3/4Pk2/2P2b2/Q2P4/4P2B/1K3N2 w - - 0 1)

Andrew, Frederick William

Illustrated London News, 1918

(First published on Sat Oct 12 1918)

3n4/6Rb/4p3/4Pk2/2P2b2/Q2P4/4P2B/1K3N2

#2

9 + 5

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.e4#
    • 1...Bd2
      • 2.e4#
    • 1...Be3
      • 2.Sxe3#
    • 1...Bh6
      • 2.e4#
  • Tries
    • 1.Qf8+?
      • 1...Kxe5
        • 2.Qxf4#
      • 1...Sf7!
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qxf4#
      • 1...Kxe5
        • 2.Qxf4#
      • 1...Bxc1
        • 2.e4#
      • 1...Bxh2
        • 2.Rg5#
        • 2.Qg5#
      • 1...Bxe5
        • 2.Qg5#
      • 1...Bd2
        • 2.e4#
      • 1...Be3
        • 2.Sxe3#
      • 1...Bg3
        • 2.Rg5#
        • 2.Qg5#
      • 1...Bg5
        • 2.Rxg5#
        • 2.Qxg5#
      • 1...Bh6
        • 2.e4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);::P(C)
    • B(a);N_GUARD::S(B),XB(a)
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);OGATE,P-FLIGHT,P_PINP(F),P_SPINB(a),XP(H)::QAB1(E),XB(a)
      • Refutation
        • S(e);P_SPINS(e)
  • Actual
    • Q(E);
    • Threat
      • QAR1(E),XB(a)
    • Vars
      • K(b);P-FLIGHT,P_PINP(F),P_SPINB(a),XP(H)::QAB1(E),XB(a)
      • B(a);XQ(E)::P(C)
      • B(a);OGATE,XP(H)::QAR1(E)
      • B(a);::P(C)
      • B(a);N_GUARD::S(B),XB(a)
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