MESON Chess Problem Database

Problem Display
PID: 144842 (2R5/1pN1p3/bp1bp2p/1Bk1n2Q/p3P3/P4P2/1B4n1/K7 w - - 0 1)

Villaret, P

Deutsches Wochenschach, 1913

(First published on Sun Feb 9 1913)

2R5/1pN1p3/bp1bp2p/1Bk1n2Q/p3P3/P4P2/1B4n1/K7

#2

9 + 11

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb5
      • 2.Sa6#
      • 2.Sxe6#
    • 1...Bxc7
      • 2.Qxe5#
  • Tries
    • 1.Sa8+?
      • 1...Bc7
        • 2.Qxe5#
      • 1...Kxb5!
    • 1.Se8+?
      • 1...Bc7
        • 2.Qxe5#
      • 1...Kxb5!
  • Keys
    • 1.Bc1!
      • 1...Kd4
        • 2.Sxe6#
      • 1...Bxb5
        • 2.Sxe6#
      • 1...Bxc7
        • 2.Qxe5#
      • 1...Se1
        • 2.Be3#
      • 1...Se3
        • 2.Bxe3#
      • 1...Sf4
        • 2.Be3#
      • 1...Sh4
        • 2.Be3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(g);N_GUARD,P_SPINB(g),XS(H)::QAR2(G),XS(d)
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • B(g);P_SPINB(g)::QAR2(G),XS(d)
      • Refutation
        • K(c);P-FLIGHT,XB(F)
    • Try
      • S(H);CHECK
      • Vars
        • B(g);P_SPINB(g)::QAR2(G),XS(d)
      • Refutation
        • K(c);P-FLIGHT,XB(F)
  • Actual
    • B(B);
    • Vars
      • K(c);N_SPINS(d),S_FLIGHT::S(H),XP(h)
      • B(e);SBLOCK,XB(F)::R(I)+S(H),DCHECK,XP(h)
      • B(g);N_GUARD,P_SPINB(g),XS(H)::QAR2(G),XS(d)
      • S(a);N_GUARD::B(B)
      • S(a);N_GUARD::B(B),XS(a)
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