MESON Chess Problem Database

Problem Display
PID: 155080 (3R3B/1p1N2r1/1P5b/2pN2P1/b1Pk1P2/7R/QK6/1B6 w - - 0 1)

Khachaturov, Sergei

3rd Prize, Loshinski/Umnov-100 JT, 2012

3R3B/1p1N2r1/1P5b/2pN2P1/b1Pk1P2/7R/QK6/1B6

#2

12 + 6

23 Die Schwalbe 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3?
      • threat
        • 2.Se2#
        • 2.Rd3#
      • 1...Bd1
        • 2.Sb5#
        • 2.Sb8#
        • 2.Sf8#
        • 2.Rd3#
      • 1...Bc2
        • 2.Sb8#
        • 2.Sf8#
      • 1...Bb3!
    • 1.Se3?
      • threat
        • 2.Sf5#
      • 1...Bb3
        • 2.Sb8#
        • 2.Sf8#
      • 1...Bc2!
    • 1.Se5?
      • threat
        • 2.Sf3#
      • 1...Bd1
        • 2.Se7#
      • 1...Bb3
        • 2.Se7#
      • 1...Bc2!
    • 1.S7f6?
      • threat
        • 2.Rd3#
      • 1...Bc2
        • 2.Se7#
      • 1...Bb3!
    • 1.Sf8?
      • threat
        • 2.Se6#
      • 1...Bc2
        • 2.Sc3#
      • 1...Bb3
        • 2.Se3#
      • 1...Bd7!
    • 1.Re8?
      • threat
        • 2.Rd3#
        • 2.Re4#
      • 1...Bb3
        • 2.Re4#
      • 1...Bc2!
    • 1.Qa3?
      • threat
        • 2.Qxc5#
        • 2.Qc3#
        • 2.Qd3#
      • 1...Kxc4
        • 2.Qxc5#
        • 2.Qd3#
      • 1...Bxd7
        • 2.Qc3#
        • 2.Qd3#
      • 1...Bb3
        • 2.Qxc5#
      • 1...Bc2!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sf5#
      • 1...Bc2
        • 2.Sf6#
      • 1...Bb3
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Threat
        • DUALS(2)
      • Refutation
        • B(a);
    • Try
      • S(G);
      • Threat
        • S(G)
      • Refutation
        • B(a);
    • Try
      • S(J);N_PINR(f)
      • Threat
        • S(J)
      • Vars
        • B(a);N_GUARD::R(K)+S(G)
      • Refutation
        • B(a);
    • Try
      • S(J);N_PINR(f)
      • Threat
        • R1(D)
      • Vars
        • B(a);N_GUARD::R(K)+S(G)
      • Refutation
        • B(a);
    • Try
      • S(J);
      • Threat
        • S(J)
      • Vars
        • B(a);N_GUARD::R(K)+S(G)
      • Refutation
        • B(a);
    • Try
      • R(K);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::R1(K)
      • Refutation
        • B(a);
    • Try
      • Q(B);
      • Threat
        • DUALS(3)
      • Vars
        • B(a);::QAB1(B),XP(c)
      • Refutation
        • B(a);
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • B(a);N_GUARD::R(K)+S(J)
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