MESON Chess Problem Database

Problem Display
PID: 232482 (5n2/8/K2P3P/6kr/4Q2N/2p5/4n3/B4R2 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Freie Presse, 2011

5n2/8/K2P3P/6kr/4Q2N/2p5/4n3/B4R2

#2

7 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxh6
      • 2.Rf5#
    • 1...Sc1
      • 2.Qf4#
    • 1...Sg1
      • 2.Qf4#
    • 1...Sg3
      • 2.Qf4#
    • 1...Sd4
      • 2.Qf4#
    • 1...Sf4
      • 2.Qxf4#
  • Tries
    • 1.Qg6+?
      • 1...Kxh4
        • 2.Rh1#
      • 1...Sxg6!
  • Keys
    • 1.Rf6!
      • 1...Kxf6
        • 2.Qe7#
      • 1...Rxh4
        • 2.Qf5#
      • 1...Rxh6
        • 2.Rf5#
      • 1...Sf4
        • 2.Qxf4#
      • 1...Sg6
        • 2.Rxg6#
      • 1...Sc1
        • 2.Qf4#
      • 1...Sg1
        • 2.Qf4#
      • 1...Sg3
        • 2.Qf4#
      • 1...Sd4
        • 2.Qf4#
      • 1...Se6
        • 2.Rg6#
      • 1...Sd7
        • 2.Rg6#
      • 1...Sh7
        • 2.Rg6#
      • 1...c2
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • R(d);P_PINP(F),SBLOCK,XP(G)::R1(B)
    • S(a);N_GUARD::QAB1(C)
    • S(a);N_GUARD::QAB1(C),XS(a)
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);S_FLIGHT,XS(D)::R(B)
      • Refutation
        • S(e);XQ(C)
  • Actual
    • R(B);
    • Vars
      • K(c);OGATEB,P_SPINP(b),S_FLIGHT,XR(B)::QAB1(C)
      • R(d);SBLOCK,XS(D)::QAR1(C)
      • R(d);SBLOCK,XP(G)::R1(B)
      • S(a);N_GUARD::QAB1(C),XS(a)
      • S(e);N_GUARD::R1(B),XS(e)
      • S(a);N_GUARD::QAB1(C)
      • S(e);N_GUARD::R1(B)
      • P(b);::S(D)
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