MESON Chess Problem Database

Problem Display
PID: 177521 (5r2/2p4n/3N3r/5b1q/4PPpP/1p4k1/1B3R1R/QK6 w - - 0 1)

Tar, Gabor Zoltan

5th Comm., Best Problems, 2015

5r2/2p4n/3N3r/5b1q/4PPpP/1p4k1/1B3R1R/QK6

#2

9 + 9

4901 Best Problems 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe4+
      • 2.Sxe4#
  • Tries
    • 1.Bd4?
      • threat
        • 2.Qc3#
      • 1...Bxe4+
        • 2.Sxe4#
      • 1...b2
        • 2.Qa3#
      • 1...Sg5!
    • 1.Be5?
      • threat
        • 2.Qc3#
      • 1...Bxe4+
        • 2.Sxe4#
      • 1...Sg5
        • 2.fxg5#
      • 1...b2
        • 2.Qa3#
      • 1...Rxd6!
  • Keys
    • 1.Bf6!
      • threat
        • 2.Qc3#
      • 1...Bxe4+
        • 2.Sxe4#
      • 1...Sg5
        • 2.Sxf5#
      • 1...b2
        • 2.Qa3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(d);CHECK,XP(F)::S(I),XB(d)
  • Tries
    • Try
      • B(C);
      • Threat
        • QAR(A)
      • Vars
        • B(d);CHECK,XP(F)::S(I),XB(d)
        • P(a);OGATEB::QAR(A)
      • Refutation
        • S(h);
    • Try
      • B(C);
      • Threat
        • QAR(A)
      • Vars
        • B(d);CHECK,XP(F)::S(I),XB(d)
        • S(h);OGATE::B(C)+P(G),XS(h)
        • P(a);OGATEB::QAR(A)
      • Refutation
        • R(f);XS(I)
  • Actual
    • B(C);
    • Threat
      • QAR(A)
    • Vars
      • B(d);CHECK,XP(F)::S(I),XB(d)
      • S(h);S_CUTQ(e)::S(I),XB(d)
      • P(a);OGATEB::QAR(A)
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