MESON Chess Problem Database

Problem Display
PID: 76473 (1kr1R3/b2bp1K1/1N3p2/1p4B1/8/4Q3/6B1/8 w - - 0 1)

Cafferata, Louis William

The Tablet, 1932

(First published on Sat Feb 13 1932)

1kr1R3/b2bp1K1/1N3p2/1p4B1/8/4Q3/6B1/8

#2

6 + 7

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb6
      • 2.Qxb6#
    • 1...Be6
      • 2.Bf4#
      • 2.Qf4#
      • 2.Qg3#
    • 1...fxg5
      • 2.Qe5#
    • 1...f5
      • 2.Qe5#
  • Keys
    • 1.Qe6!
      • threat
        • 2.Bf4#
      • 1...Kc7
        • 2.Bf4#
      • 1...Bxb6
        • 2.Qxb6#
      • 1...Bxe8
        • 2.Qxc8#
      • 1...fxg5
        • 2.Qe5#
      • 1...Bc6
        • 2.Qxc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(c);OGATE,XS(D)::QAR2(B),XB(c)
    • P(b);N_GUARD,XB(C)::QAB(B)
    • P(b);N_GUARD::QAB(B)
  • Actual
    • Q(B);
    • Threat
      • B(C)
    • Vars
      • K(f);N_SPINR(g),S_FLIGHT::B(C)
      • B(c);OGATE,XS(D)::QAR2(B),XB(c)
      • B(d);N_SPINR(g),OGATE,XR(F)::QAR1(B),XR(g)
      • P(b);N_GUARD,XB(C)::QAB(B)
      • B(d);OGATE::QAR1(B),XR(g)
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