MESON Chess Problem Database

Problem Display
PID: 257002 (B2K2n1/3pp3/3k4/3p1bNQ/4pp2/8/8/B1R5 w - - 0 1)

Garofalo, Antonio

Problemas, 2022

B2K2n1/3pp3/3k4/3p1bNQ/4pp2/8/8/B1R5

#2

6 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...e6
      • 2.Sf7#
  • Tries
    • 1.Qd1?
      • threat
        • 2.Qxd5#
      • 1...d4
        • 2.Qxd4#
      • 1...Be6
        • 2.Sxe4#
      • 1...e6
        • 2.Sf7#
      • 1...Sf6!
    • 1.Qh8?
      • threat
        • 2.Be5#
        • 2.Qe5#
      • 1...d4
        • 2.Qxd4#
      • 1...e5
        • 2.Bxe5#
        • 2.Qxe5#
      • 1...Sf6!
  • Keys
    • 1.Qf7!
      • threat
        • 2.Qxd5#
      • 1...d4
        • 2.Qd5#
      • 1...Be6
        • 2.Qxf4#
      • 1...Sf6
        • 2.Qxe7#
      • 1...e6
        • 2.Qxd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(g);SBLOCK::S(C)
  • Tries
    • Try
      • Q(D);P_PINP(c)
      • Threat
        • QAR1(D),XP(c)
      • Vars
        • P(c);OGATEB::QAR2(D),XP(c)
        • B(d);N_GUARD,SBLOCK::S(C),XP(a)
        • P(g);SBLOCK::S(C)
      • Refutation
        • S(h);
    • Try
      • Q(D);
      • Threat
        • DUALS(2)
      • Vars
        • P(c);OGATEB::QAR2(D),XP(c)
      • Refutation
        • S(h);
  • Actual
    • Q(D);
    • Threat
      • QAR1(D),XP(c)
    • Vars
      • P(c);::QAR1(D)
      • B(d);OGATE::QAB(D),XP(b)
      • S(h);N_GUARD::QAB1(D),XP(g)
      • P(g);OGATE::QAR1(D),XP(f)
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Developed and maintained by Brian Stephenson.
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