MESON Chess Problem Database

Problem Display
PID: 110485 (8/PPPPPPP1/1p3p2/1B1b1R2/1P1k1K2/3p4/3B4/8 w - - 0 1)

Lenta, Nicolas D

Tolna megyei nepujsag, 1962-1964

8/PPPPPPP1/1p3p2/1B1b1R2/1P1k1K2/3p4/3B4/8

#2

12 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.c8Q?
      • threat
        • 2.Bc3#
        • 2.Be3#
        • 2.Qc3#
      • 1...Bc4
        • 2.Qxc4#
      • 1...Bc6!
    • 1.c8R?
      • threat
        • 2.Bc3#
        • 2.Be3#
      • 1...Bc4
        • 2.Rxc4#
      • 1...Bc6!
    • 1.e8Q?
      • threat
        • 2.Qe3#
      • 1...Be4
        • 2.Qxe4#
      • 1...Be6!
  • Keys
    • 1.d8S!
      • 1...Bxb7
        • 2.Se6#
      • 1...Bxf7
        • 2.Sc6#
      • 1...Bh1
        • 2.Se6#
      • 1...Ba2
        • 2.Sc6#
      • 1...Bg2
        • 2.Se6#
      • 1...Bb3
        • 2.Sc6#
      • 1...Bf3
        • 2.Se6#
      • 1...Bc4
        • 2.Sc6#
      • 1...Be4
        • 2.Se6#
      • 1...Bc6
        • 2.Sxc6#
        • 2.Se6#
      • 1...Be6
        • 2.Sc6#
        • 2.Sxe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(H);
      • Threat
        • DUALS(3)
      • Vars
        • B(c);N_GUARD::QAR1(H),XB(c)
      • Refutation
        • B(c);
    • Try
      • P(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(c);N_GUARD::R1(H),XB(c)
      • Refutation
        • B(c);
    • Try
      • P(J);
      • Threat
        • QAB1(J)
      • Vars
        • B(c);N_GUARD::QAR1(J),XB(c)
      • Refutation
        • B(c);
  • Actual
    • P(I);
    • Vars
      • B(c);N_GUARD,XP(G)::S(I)
      • B(c);N_GUARD,XP(K)::S(I)
      • B(c);N_GUARD::S(I)
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