MESON Chess Problem Database

Problem Display
PID: 224677 (8/8/3ppp2/2PpkPP1/2R5/8/QKB5/8 w - - 0 1)

Ashayaticus, Giascutis

The Sunny South, 1887

8/8/3ppp2/2PpkPP1/2R5/8/QKB5/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qa6?
      • threat
        • 2.Qxd6#
      • 1...dxc5
        • 2.Qxe6#
      • 1...fxg5!
  • Keys
    • 1.Qa8!
      • 1...dxc4
        • 2.Qe4#
      • 1...dxc5
        • 2.Qb8#
      • 1...exf5
        • 2.Qe8#
      • 1...fxg5
        • 2.Qh8#
      • 1...d4
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB1(A),XP(c)
      • Vars
        • P(c);OGATE,XP(E)::QAR1(A),XP(d)
      • Refutation
        • P(e);XP(G)
  • Actual
    • Q(A);
    • Vars
      • P(a);OGATE,XR(D)::QAR1(A)
      • P(c);OGATEB,XP(E)::QAB(A)
      • P(d);OGATEB,XP(F)::QAR(A)
      • P(e);OGATEB,XP(G)::QAB(A)
      • P(a);OGATE::QAR1(A)
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