MESON Chess Problem Database

Problem Display
PID: 127186 (5Q2/5b2/8/8/3K4/3B1N2/3B4/3k4 w - - 0 1)

Varga, Josip

2nd Comm., Bartolovic-70 TT, 2003

5Q2/5b2/8/8/3K4/3B1N2/3B4/3k4

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qb4?
      • threat
        • 2.Qb1#
      • 1...Bb3
        • 2.Qxb3#
      • 1...Ba2!
    • 1.Qc5?
      • threat
        • 2.Qc1#
        • 2.Qc2#
      • 1...Bb3
        • 2.Qc1#
      • 1...Bc4!
    • 1.Qb8?
      • threat
        • 2.Qb1#
      • 1...Bb3
        • 2.Qxb3#
      • 1...Ba2!
    • 1.Qc8?
      • threat
        • 2.Qc1#
        • 2.Qc2#
      • 1...Bb3
        • 2.Qc1#
      • 1...Bc4!
    • 1.Qg8?
      • threat
        • 2.Qg1#
      • 1...Bg6
        • 2.Qb3#
      • 1...Bxg8!
  • Keys
    • 1.Qa3!
      • threat
        • 2.Qc1#
        • 2.Qa1#
      • 1...Ba2
        • 2.Qc1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);
      • Threat
        • QAR2(E)
      • Vars
        • B(b);N_GUARD::QAB(E),XB(b)
      • Refutation
        • B(b);
    • Try
      • Q(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);::QAR1(E)
      • Refutation
        • B(b);
    • Try
      • Q(E);
      • Threat
        • QAR2(E)
      • Vars
        • B(b);N_GUARD::QAB(E),XB(b)
      • Refutation
        • B(b);
    • Try
      • Q(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);::QAR1(E)
      • Refutation
        • B(b);
    • Try
      • Q(E);
      • Threat
        • QAR(E)
      • Vars
        • B(b);OGATE::QAB(E)
      • Refutation
        • B(b);XQ(E)
  • Actual
    • Q(E);
    • Threat
      • DUALS(2)
    • Vars
      • B(b);::QAR1(E)
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