MESON Chess Problem Database

Problem Display
PID: 124313 (3B3Q/N7/1p1b2b1/1pk4p/6r1/P5p1/B7/4N1K1 w - - 0 1)

Legentil, Georges

Le Havre Eclair, 1931

(First published on Sun Mar 8 1931)

3B3Q/N7/1p1b2b1/1pk4p/6r1/P5p1/B7/4N1K1

#2

7 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Sd3#
    • 1...Rg5
      • 2.Qc3#
    • 1...Be5
      • 2.Qxe5#
    • 1...Be7
      • 2.Bxe7#
      • 2.Qe5#
    • 1...Bf8
      • 2.Qe5#
    • 1...Bd3
      • 2.Sxd3#
    • 1...Be4
      • 2.Qc3#
    • 1...Bf7
      • 2.Sd3#
    • 1...Be8
      • 2.Sd3#
  • Keys
    • 1.Be7!
      • threat
        • 2.Qe5#
      • 1...Rd4
        • 2.Qc8#
      • 1...Re4
        • 2.Sd3#
      • 1...Rg5
        • 2.Qc3#
      • 1...Be4
        • 2.Qc3#
      • 1...Bf7
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 4
  • Sets
    • R(b);S_CUTB(h)::S(A)
    • R(b);N_GUARD::QAR2(G)
    • B(g);N_GUARD::QAR2(G),XB(g)
    • B(g);N_GUARD::QAR2(G)
    • B(h);N_GUARD::S(A),XB(h)
    • B(h);S_CUTR(b)::QAR2(G)
    • B(h);N_GUARD::S(A)
  • Actual
    • B(F);P_PINB(g)
    • Threat
      • QAR2(G)
    • Vars
      • R(b);SBLOCK::QAR(G)
      • R(b);S_CUTB(h)::S(A)
      • R(b);N_GUARD::QAR2(G)
      • B(h);S_CUTR(b)::QAR2(G)
      • B(h);N_GUARD::S(A)
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