MESON Chess Problem Database

Problem Display
PID: 201951 (3KR3/8/2PBb3/2Pk1N2/R2p1pp1/8/2N1B1n1/b6Q w - - 0 1)

Dyachuk, Vasyl Vasilovich

Harmonie Aktiv, 2016

3KR3/8/2PBb3/2Pk1N2/R2p1pp1/8/2N1B1n1/b6Q

#2

10 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf5
      • 2.Sb4#
    • 1...Bd7
      • 2.Sb4#
    • 1...Bf7
      • 2.Sb4#
    • 1...Bc8
      • 2.Sb4#
    • 1...Bg8
      • 2.Sb4#
    • 1...d3
      • 2.Se7#
    • 1...g3
      • 2.Bf3#
  • Tries
    • 1.Sce3+?
      • 1...Ke4
        • 2.Rxe6#
        • 2.Qb1#
      • 1...dxe3
        • 2.Se7#
      • 1...fxe3
        • 2.Qxg2#
      • 1...Kxc6!
    • 1.Bd3?
      • threat
        • 2.Sb4#
        • 2.Se7#
      • 1...Bxf5
        • 2.Sb4#
      • 1...Bc3
        • 2.Se7#
      • 1...Bd7
        • 2.Sb4#
        • 2.Be4#
      • 1...Bf7
        • 2.Sb4#
        • 2.Be4#
      • 1...Bc8
        • 2.Sb4#
        • 2.Be4#
      • 1...Bg8
        • 2.Sb4#
        • 2.Be4#
      • 1...Kxc6!
    • 1.Qb1?
      • threat
        • 2.Sb4#
      • 1...Ke4
        • 2.Sce3#
      • 1...Kxc6
        • 2.Se7#
      • 1...d3
        • 2.Se7#
      • 1...Bc3!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Se7#
      • 1...Ke4
        • 2.Sfe3#
      • 1...Kxc6
        • 2.Sb4#
      • 1...Bxf5
        • 2.Sb4#
      • 1...Bd7
        • 2.Sb4#
      • 1...Bf7
        • 2.Sb4#
      • 1...Bc8
        • 2.Sb4#
      • 1...Bg8
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(g);XS(F)::S(B)
    • B(g);::S(B)
    • P(c);::S(F)
    • P(e);N_GUARD::B(C)
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • P(c);XS(B)::S(F)
        • P(d);XS(B)::QAB(A),XS(b)
      • Refutation
        • K(f);S_FLIGHT,XP(G)
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • B(g);XS(F)::S(B)
        • B(a);::S(F)
      • Refutation
        • K(f);S_FLIGHT,XP(G)
    • Try
      • Q(A);N_PINS(b)
      • Threat
        • S(B)
      • Vars
        • K(f);P_SPINB(g),P_SPINP(c),S_FLIGHT::QAB(A)+S(B)
        • K(f);S_FLIGHT,XP(G)::S(F)
        • P(c);::S(F)
      • Refutation
        • B(a);
  • Actual
    • Q(A);N_PINS(b)
    • Threat
      • S(F)
    • Vars
      • K(f);P_SPINB(g),P_SPINP(c),S_FLIGHT::QAB(A)+S(F)
      • K(f);S_FLIGHT,XP(G)::S(B)
      • B(g);XS(F)::S(B)
      • B(g);::S(B)
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