MESON Chess Problem Database

Problem Display
PID: 2071 (3Q4/1p3pK1/8/3pk3/6p1/2RB2P1/5r2/6B1 w - - 0 1)

Blakemore, JT

Birmingham Weekly Mercury, 1895

3Q4/1p3pK1/8/3pk3/6p1/2RB2P1/5r2/6B1

#2

6 + 6

187 The Chess Bouquet 1897

SOLUTION

  • SOUND
  • Sets
    • 1...Rf1
      • 2.Qe7#
    • 1...Ra2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rb2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rc2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rd2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Re2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rg2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rh2
      • 2.Qf6#
      • 2.Qe7#
    • 1...Rf3
      • 2.Qe7#
    • 1...Rf4
      • 2.Qe7#
    • 1...Rf5
      • 2.Qe7#
    • 1...Rf6
      • 2.Qxf6#
    • 1...f5
      • 2.Qf6#
  • Tries
    • 1.Qc7+?
      • 1...Kd4
        • 2.Bxf2#
      • 1...Ke6!
  • Keys
    • 1.Bf5!
      • threat
        • 2.Qf6#
      • 1...Kd4
        • 2.Qf6#
      • 1...Kxf5
        • 2.Qxd5#
      • 1...Rxf5
        • 2.Qe7#
      • 1...d4
        • 2.Rc5#
      • 1...f6
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • R(a);::QAR2(F)
    • R(a);N_GUARD::QAB1(F),XR(a)
    • P(f);S_CUTR(a)::QAB1(F)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(d);P_SPINR(a),S_FLIGHT::B(A),XR(a)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • B(C);
    • Threat
      • QAB1(F)
    • Vars
      • K(d);P_SPINP(c),P_SPINR(a),S_FLIGHT::QAB(F)
      • K(d);P-FLIGHT,XB(C)::QAR2(F),XP(c)
      • R(a);SBLOCK,XB(C)::QAR2(F)
      • P(c);OGATEB::R(B)
      • P(f);::QAB1(F),XP(f)
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Developed and maintained by Brian Stephenson.
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