MESON Chess Problem Database

Problem Display
PID: 109513 (2kr2R1/1nN5/N3P3/2bpQ3/8/3K1B2/8/8 w - - 0 1)

Telegin, Rim Petrovich

Sredba na Solidarnosta, 1976

2kr2R1/1nN5/N3P3/2bpQ3/8/3K1B2/8/8

#2

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5?
      • threat
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bb6
        • 2.Qb8#
      • 1...Bd6
        • 2.Sa7#
      • 1...Ba7
        • 2.Sxa7#
        • 2.Qc7#
      • 1...Sd6!
    • 1.Sa8?
      • threat
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bb6
        • 2.Sxb6#
        • 2.Qb8#
      • 1...Bd6
        • 2.Sb6#
      • 1...Ba7
        • 2.Qc7#
      • 1...Sd6!
    • 1.Qxd5?
      • threat
        • 2.Qd7#
      • 1...Bd6
        • 2.Qxb7#
      • 1...Sd6
        • 2.Qa8#
      • 1...Bf8!
  • Keys
    • 1.Sxd5!
      • threat
        • 2.Qc7#
        • 2.Qb8#
      • 1...Sd6
        • 2.Se7#
      • 1...Bb6
        • 2.Qb8#
      • 1...Bd6
        • 2.Sb6#
      • 1...Ba7
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::QAR1(C)
        • B(a);N_GUARD::S(F)
      • Refutation
        • S(c);
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);N_GUARD::S(F)
        • B(a);::QAR1(C)
      • Refutation
        • S(c);
    • Try
      • Q(C);P_SPINQ(C),XP(b)
      • Threat
        • QAB1(C)
      • Vars
        • B(a);N_PINQ(C)::QAB1(C),XS(c)
        • S(c);N_PINQ(C)::QAR2(C)
      • Refutation
        • B(a);N_SPINR(e)
  • Actual
    • S(F);P_SPINS(F),XP(b)
    • Threat
      • DUALS(2)
    • Vars
      • S(c);N_PINS(F)::S(F)
      • B(a);::QAR1(C)
      • B(a);N_PINS(F)::S(F)
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