MESON Chess Problem Database

Problem Display
PID: 168995 (b2N4/K1N2P1r/p6n/B1kpP2Q/8/bP6/1pP2P2/nr6 w - - 0 1)

Mlynka, Karol

Sp. HM., SuperProblem, 2017

(First published on Wed Jan 11 2017)

b2N4/K1N2P1r/p6n/B1kpP2Q/8/bP6/1pP2P2/nr6

#2

10 + 10

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bb4
      • 2.Bb6#
    • 1...Bc6
      • 2.Sde6#
  • Tries
    • 1.Qe2?
      • threat
        • 2.Sce6#
      • 1...Kd4
        • 2.Sce6#
        • 2.Sde6#
        • 2.Qe3#
      • 1...d4
        • 2.Qc4#
      • 1...Rxf7!
    • 1.Qh3?
      • threat
        • 2.Qc3#
      • 1...Kd4
        • 2.Qe3#
      • 1...Bb4
        • 2.Bb6#
      • 1...d4!
    • 1.Qh4?
      • threat
        • 2.Bb6#
      • 1...d4
        • 2.Qe7#
      • 1...Sg4!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qc3#
      • 1...Kd4
        • 2.Qe3#
      • 1...Bb4
        • 2.Bb6#
      • 1...d4
        • 2.Sde6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(d);SBLOCK::B(D)
    • B(j);SBLOCK::S(J)
  • Tries
    • Try
      • Q(F);
      • Threat
        • S(H)
      • Vars
        • P(f);N_GUARD::QAR1(F)
      • Refutation
        • R(i);P_PINS(H),XP(I)
    • Try
      • Q(F);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);S_FLIGHT::QAB1(F)
        • B(d);SBLOCK::B(D)
      • Refutation
        • P(f);
    • Try
      • Q(F);
      • Threat
        • B(D)
      • Vars
        • P(f);SBLOCK::QAB(F)
      • Refutation
        • S(h);
  • Actual
    • Q(F);
    • Threat
      • QAR2(F)
    • Vars
      • K(e);S_FLIGHT::QAB1(F)
      • B(d);SBLOCK::B(D)
      • P(f);::S(J)
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