MESON Chess Problem Database

Problem Display
PID: 106132 (7b/B1Kp4/5p2/Pp1P4/1rkN4/1pP4R/4R1Q1/8 w - - 0 1)

Garofalo, Antonio

Telescacco 92, 1999

7b/B1Kp4/5p2/Pp1P4/1rkN4/1pP4R/4R1Q1/8

#2

9 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sxb3?
      • threat
        • 2.Sd2#
      • 1...Rxb3
        • 2.Qe4#
      • 1...Kxb3!
    • 1.Sf5?
      • threat
        • 2.Sd6#
        • 2.Qe4#
      • 1...d6
        • 2.Sxd6#
        • 2.Qe4#
      • 1...b2!
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sd2#
      • 1...Kxc3
        • 2.Se5#
      • 1...Kd3
        • 2.Se5#
      • 1...Kxd5
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);XP(a)
      • Threat
        • S(E)
      • Vars
        • R(b);SBLOCK,XS(E)::QAR2(B)
      • Refutation
        • K(c);S_FLIGHT,XS(E)
    • Try
      • S(E);
      • Threat
        • DUALS(2)
      • Refutation
        • P(a);
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • K(c);P-FLIGHT,XP(C)::R(D)+S(E)
      • K(c);S_FLIGHT::R(D)+S(E),DCHECK
      • K(c);OGATEB,S_FLIGHT,XP(G)::QAB(B)
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