MESON Chess Problem Database

Problem Display
PID: 108407 (4Q3/8/6P1/5p1b/3p1k1P/K3Np2/p5B1/B1n1N2R w - - 0 1)

Hawkins, Xenophon

La Presse, 1898

4Q3/8/6P1/5p1b/3p1k1P/K3Np2/p5B1/B1n1N2R

#2

9 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...d3
      • 2.Qe5#
  • Tries
    • 1.Sd3+?
      • 1...Kg3
        • 2.Rh3#
      • 1...Sxd3!
  • Keys
    • 1.Rh3!
      • 1...Bxg6
        • 2.Rxf3#
      • 1...fxg2
        • 2.S1xg2#
      • 1...dxe3
        • 2.Qa4#
      • 1...Bg4
        • 2.Sd5#
      • 1...Se2
        • 2.Sd3#
      • 1...Sb3
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#
      • 1...f2
        • 2.Qb8#
      • 1...d3
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(d);::QAB1(I)
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(e);S_FLIGHT::R1(C)
      • Refutation
        • S(a);XS(B)
  • Actual
    • R(C);
    • Vars
      • B(g);N_GUARD,XP(H)::R1(C),XP(c)
      • P(c);XB(D)::S(B),XP(c)
      • P(d);OGATEB,SBLOCK,XS(F)::QAR(I)
      • B(g);SBLOCK::S(F)
      • S(a);N_GUARD::S(B)
      • S(a);N_GUARD::S(B),XS(a)
      • P(c);::QAB(I)
      • P(d);::QAB1(I)
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