MESON Chess Problem Database

Problem Display
PID: 136729 (8/1b1Bb3/2p5/5R1K/3Nk1p1/6pp/1B1PPn2/4RQ2 w - - 0 1)

Kazimov, Islam

Probleemblad, 2010

8/1b1Bb3/2p5/5R1K/3Nk1p1/6pp/1B1PPn2/4RQ2

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Ba6
      • 2.Bxc6#
    • 1...Bc8
      • 2.Bxc6#
    • 1...Sd1
      • 2.Qf4#
    • 1...Sh1
      • 2.Qf4#
    • 1...Sd3
      • 2.exd3#
    • 1...h2
      • 2.Qg2#
  • Tries
    • 1.Re5+?
      • 1...Kf4
        • 2.Se6#
      • 1...Kxe5!
    • 1.Qxf2?
      • threat
        • 2.Qe3#
        • 2.Qf4#
        • 2.d3#
      • 1...Ba6
        • 2.Bxc6#
        • 2.Qe3#
        • 2.Qf4#
      • 1...Bg5
        • 2.d3#
      • 1...Bd6
        • 2.Qe3#
        • 2.d3#
      • 1...gxf2!
    • 1.d3+?
      • 1...Sxd3
        • 2.exd3#
      • 1...Ke3!
  • Keys
    • 1.Se6!
      • threat
        • 2.Re5#
      • 1...Kxf5
        • 2.e4#
      • 1...Bd6
        • 2.Sg5#
      • 1...Bf6
        • 2.Sc5#
      • 1...Sd3
        • 2.exd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(g);N_GUARD::B(I),XP(f)
    • S(a);OGATE::QAR1(B)
    • S(a);OGATE::R(A)+P(E)DCHECK,XS(a)
    • P(c);N_GUARD::QAB(B)
  • Tries
    • Try
      • R(G);CHECK
      • Vars
        • K(d);P-FLIGHT,P_SPINS(a)::S(F)
      • Refutation
        • K(d);P-FLIGHT,XR(G)
    • Try
      • Q(B);XS(a)
      • Threat
        • DUALS(3)
      • Vars
        • B(h);::P(D)
      • Refutation
        • P(b);XQ(B)
    • Try
      • P(D);CHECK
      • Vars
        • S(a);OGATE,XP(D)::R(A)+P(E)DCHECK,XS(a)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(F);
    • Threat
      • R1(G)
    • Vars
      • K(d);OGATE,P_SPINS(a),S_FLIGHT,XR(G)::P(E)
      • B(h);N_GUARD::S(F)
      • S(a);OGATE::R(A)+P(E)DCHECK,XS(a)
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