MESON Chess Problem Database

Problem Display
PID: 190326 (3B4/1N6/rpPQ4/Pk3B2/2p2R2/4n3/8/RK6 w - - 0 1)

Bunka, Vladislav

1st Comm., Sachova skladba, 2010

3B4/1N6/rpPQ4/Pk3B2/2p2R2/4n3/8/RK6

#2

9 + 5

3485 Sachova skladba 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Sxf5
      • 2.Rxf5#
    • 1...c3
      • 2.Rb4#
    • 1...bxa5
      • 2.Qc5#
  • Tries
    • 1.c7?
      • threat
        • 2.Bd7#
      • 1...Sxf5
        • 2.Rxf5#
      • 1...bxa5
        • 2.Qc5#
      • 1...Ra7
        • 2.Qxb6#
      • 1...Ra8
        • 2.Qxb6#
      • 1...Rxa5!
  • Keys
    • 1.Qd4!
      • 1...Kb4
        • 2.Qb2#
      • 1...Kxc6
        • 2.Qd7#
      • 1...Rxa5
        • 2.Qxb6#
      • 1...Sxf5
        • 2.Qxc4#
      • 1...bxa5
        • 2.Qc5#
      • 1...Ra7
        • 2.Qxb6#
      • 1...Ra8
        • 2.Qxb6#
      • 1...Sd1
        • 2.Qxc4#
      • 1...Sf1
        • 2.Qxc4#
      • 1...Sc2
        • 2.Qxc4#
      • 1...Sg2
        • 2.Qxc4#
      • 1...Sg4
        • 2.Qxc4#
      • 1...Sd5
        • 2.Qxc4#
      • 1...c3
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • S(a);OGATE,XB(E)::R(C),XS(a)
    • P(b);OGATE::R1(C)
    • P(e);N_GUARD,XP(D)::QAR1(G)
  • Tries
    • Try
      • P(F);
      • Threat
        • B(E)
      • Vars
        • S(a);OGATE,XB(E)::R(C),XS(a)
        • P(e);N_GUARD,XP(D)::QAR1(G)
        • R(d);N_GUARD::QAR1(G),XP(e)
      • Refutation
        • R(d);XP(D)
  • Actual
    • Q(G);
    • Vars
      • K(c);P-FLIGHT,P_SPINP(b)::QAR2(G)
      • K(c);OGATEB,S_FLIGHT,XP(F)::QAB1(G)
      • R(d);N_GUARD,XP(D)::QAR1(G),XP(e)
      • S(a);N_GUARD,XB(E)::QAB1(G),XP(b)
      • P(e);N_GUARD,XP(D)::QAR1(G)
      • R(d);N_GUARD::QAR1(G),XP(e)
      • S(a);N_GUARD::QAB1(G),XP(b)
      • P(b);OGATE::QAB1(G)
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