MESON Chess Problem Database

Problem Display
PID: 119849 (3K4/3N4/3p4/Qp1k1p2/5p2/2RP1p2/5P2/8 w - - 0 1)

Aliquis, H

Nove parizske mody, 1896

3K4/3N4/3p4/Qp1k1p2/5p2/2RP1p2/5P2/8

#2

6 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qxb5+?
      • 1...Kd4
        • 2.Qc4#
      • 1...Ke6!
  • Keys
    • 1.Rc6!
      • 1...Kd4
        • 2.Rxd6#
      • 1...Kxc6
        • 2.Qa8#
      • 1...Ke6
        • 2.Qa2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK,XP(c)
      • Vars
        • K(d);P-FLIGHT::QAR1(D)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(d);N_SPINP(c),P-FLIGHT::R(B),XP(f)
      • K(d);N_SPINP(c),OGATEB,S_FLIGHT,XR(B)::QAB(D)
      • K(d);N_SPINP(c),P_SPINP(f),S_FLIGHT::QAB(D)
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