MESON Chess Problem Database

Problem Display
PID: 2364 (Q1B4B/4n2R/2p5/p4n1R/Nb2k3/3p2P1/3p2P1/1K1N4 w - - 0 1)

Gleave, Walter

1st Prize, Bristol Mercury, 0000

Q1B4B/4n2R/2p5/p4n1R/Nb2k3/3p2P1/3p2P1/1K1N4

#2

10 + 8

15 British Chess Magazine 1891
14789 Cheltenham Examiner 1891
187 The Chess Bouquet 1897
15239 Valois Notebooks 2015

SOLUTION

  • SOUND
  • Sets
    • 1...Ba3
      • 2.Sac3#
    • 1...Bc3
      • 2.Saxc3#
    • 1...Bc5
      • 2.Sac3#
    • 1...Bd6
      • 2.Sac3#
    • 1...Se3
      • 2.Sf2#
    • 1...Sd4
      • 2.Re5#
    • 1...Sd6
      • 2.Rxe7#
    • 1...Sd5
      • 2.Bxf5#
    • 1...Sg6
      • 2.Qxc6#
    • 1...Sxc8
      • 2.Qxc6#
    • 1...Sg8
      • 2.Qxc6#
  • Tries
    • 1.Bxf5+?
      • 1...Sxf5
        • 2.Qxc6#
      • 1...Kd5!
    • 1.Qxc6+?
      • 1...Sd5
        • 2.Bxf5#
        • 2.Qe6#
      • 1...Sxc6!
  • Keys
    • 1.Qa6!
      • 1...Kd5
        • 2.Qxd3#
      • 1...Sxg3
        • 2.Qc4#
      • 1...Sxc8
        • 2.Qxc6#
      • 1...Sh6
        • 2.Qc4#
      • 1...Ba3
        • 2.Sac3#
      • 1...Bc3
        • 2.Saxc3#
      • 1...Bc5
        • 2.Sac3#
      • 1...Bd6
        • 2.Sac3#
      • 1...Se3
        • 2.Sf2#
      • 1...Sd4
        • 2.Re5#
      • 1...Sh4
        • 2.Qc4#
      • 1...Sd6
        • 2.Rxe7#
      • 1...Sg7
        • 2.Qc4#
      • 1...Sd5
        • 2.Bxf5#
      • 1...Sg6
        • 2.Qxc6#
      • 1...Sg8
        • 2.Qxc6#
      • 1...c5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(c);N_GUARD::S(E)
    • B(c);N_GUARD::S(E),XB(c)
    • S(f);SBLOCK::S(B)
    • S(f);OGATE,SBLOCK::R1(F)
    • S(f);N_GUARD,S_CUTB(c)::R(G),XS(h)
    • S(h);N_GUARD,N_SPINP(g),SBLOCK::B(I),XS(f)
    • S(h);N_GUARD::QAB(H),XP(g)
    • S(h);N_GUARD,XB(I)::QAB(H),XP(g)
  • Tries
    • Try
      • B(I);CHECK,XS(f)
      • Vars
        • S(h);XB(I)::QAB(H),XP(g)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(H);CHECK,XP(g)
      • Refutation
        • S(h);XQ(H)
  • Actual
    • Q(H);N_PINP(g)
    • Vars
      • K(d);P_SPINS(f),S_FLIGHT::QAR2(H),XP(b)
      • S(f);N_GUARD,XP(D)::QAR2(H)
      • S(h);N_GUARD,XB(I)::QAB(H),XP(g)
      • S(f);N_GUARD::QAR2(H)
      • B(c);N_GUARD::S(E)
      • B(c);N_GUARD::S(E),XB(c)
      • S(f);SBLOCK::S(B)
      • S(f);OGATE,SBLOCK::R1(F)
      • S(f);N_GUARD,S_CUTB(c)::R(G),XS(h)
      • S(h);N_GUARD,SBLOCK::B(I),XS(f)
      • S(h);N_GUARD::QAB(H),XP(g)
      • P(g);OGATE::QAR2(H)
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