MESON Chess Problem Database

Problem Display
PID: 76696 (4QB2/4p2b/5r1b/4p2R/4Pkp1/4R1p1/4K3/8 w - - 0 1)

Butwillo, Brother

The Tablet, 1944

(First published on Sat May 20 1944)

4QB2/4p2b/5r1b/4p2R/4Pkp1/4R1p1/4K3/8

#2

6 + 8

15239 Valois Notebooks 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Rg6
      • 2.Rf5#
    • 1...Rf7
      • 2.Bxh6#
    • 1...Bg6
      • 2.Bxh6#
  • Keys
    • 1.Qg6!
      • threat
        • 2.Bxh6#
      • 1...Rxg6
        • 2.Rf5#
      • 1...Rxf8
        • 2.Qxh6#
      • 1...Bxf8
        • 2.Qg5#
      • 1...Rf5
        • 2.Rxf5#
      • 1...Bg5
        • 2.Qxg5#
      • 1...Bg7
        • 2.Qg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • R(e);N_GUARD,S_CUTB(h)::R1(D)
    • R(e);N_GUARD::B(F),XB(f)
    • B(h);S_CUTR(e)::B(F),XB(f)
  • Actual
    • Q(E);
    • Threat
      • B(F),XB(f)
    • Vars
      • R(e);N_GUARD,XQ(E)::R1(D)
      • R(e);N_GUARD,XB(F)::QAB(E),XB(f)
      • B(f);N_GUARD,XB(F)::QAB1(E)
      • R(e);N_GUARD::R1(D),XR(e)
      • B(f);N_GUARD::QAB1(E),XB(f)
      • B(f);N_GUARD::QAB1(E)
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