MESON Chess Problem Database

Problem Display
PID: 190345 (1nBB4/1K6/1Qpk2b1/2N5/4pP2/bp1N4/3R4/3q4 w - - 0 1)

Jankevics, Karlis

Sachova skladba, 2010

1nBB4/1K6/1Qpk2b1/2N5/4pP2/bp1N4/3R4/3q4

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Qg4
      • 2.Sc1#
      • 2.Se1#
      • 2.Sb2#
      • 2.Sf2#
      • 2.Sb4#
      • 2.Se5#
    • 1...Qh5
      • 2.Se5#
    • 1...Qa1
      • 2.Sb2#
    • 1...Qc1
      • 2.Sxc1#
    • 1...Qe1
      • 2.Sxe1#
    • 1...Qg1
      • 2.Sf2#
    • 1...Qh1
      • 2.Sc1#
      • 2.Se1#
      • 2.Sb2#
      • 2.Sf2#
      • 2.Sb4#
      • 2.Se5#
    • 1...Bxc5
      • 2.Qxc5#
    • 1...Sa6
      • 2.Qxc6#
    • 1...Sd7
      • 2.Qxc6#
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd4#
      • 1...Kd5
        • 2.Qd4#
      • 1...Sd7
        • 2.Qxc6#
      • 1...Qh5
        • 2.Se5#
      • 1...Qa1
        • 2.Sb2#
      • 1...Qg1
        • 2.Sf2#
      • 1...Bb2
        • 2.Qc5#
      • 1...Bc5
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • Q(a);N_GUARD::R(A)+S(B)
    • Q(a);N_GUARD::R(A)+S(B),XQ(a)
    • B(b);OGATE,XS(D)::QAB1(E),XB(b)
    • S(h);N_GUARD::QAR1(E),XP(e)
  • Actual
    • S(D);
    • Threat
      • QAR2(E)
    • Vars
      • K(f);N_SPINP(e),P-FLIGHT::QAR1(E)
      • S(h);N_GUARD::QAR1(E),XP(e)
      • Q(a);N_GUARD::R(A)+S(B)
      • B(b);N_GUARD::QAB1(E)
      • B(b);N_GUARD::QAB1(E),XB(b)
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