MESON Chess Problem Database

Problem Display
PID: 47115 (3N4/1R4K1/r3pN2/1p3k1p/1r3p2/8/4b3/2B1R1QB w - - 0 1)

Dyachuk, Vasyl Vasilovich

2nd Prize, Schach-Aktiv, 2001

3N4/1R4K1/r3pN2/1p3k1p/1r3p2/8/4b3/2B1R1QB

#2

8 + 8

269 Schach-Aktiv 2003
23 Die Schwalbe 2009
15174 FIDE Album (2001-2003) 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qc5#
    • 1...Bd1
      • 2.Qg6#
    • 1...Bf1
      • 2.Qg6#
    • 1...Bd3
      • 2.Qg6#
    • 1...Bf3
      • 2.Qg6#
    • 1...Bc4
      • 2.Qg6#
    • 1...f3
      • 2.Qg5#
    • 1...e5
      • 2.Qg6#
  • Tries
    • 1.Sd7?
      • threat
        • 2.Qg6#
      • 1...Bg4
        • 2.Re5#
      • 1...e5!
    • 1.Sh7?
      • threat
        • 2.Qg5#
      • 1...Ke5
        • 2.Qc5#
      • 1...Bg4
        • 2.Rf7#
      • 1...f3!
    • 1.Sf7?
      • threat
        • 2.Qg5#
        • 2.Qg6#
      • 1...Bg4
        • 2.Re5#
      • 1...e5!
    • 1.Be4+?
      • 1...Ke5
        • 2.Sf7#
        • 2.Qc5#
      • 1...Rxe4!
    • 1.Rxb5+?
      • 1...Bxb5
        • 2.Qg6#
      • 1...e5
        • 2.Qg6#
      • 1...Rxb5!
  • Keys
    • 1.Rf7!
      • threat
        • 2.Sd7#
      • 1...Ke5
        • 2.Qc5#
      • 1...Bg4
        • 2.Sh7#
      • 1...f3
        • 2.Qg5#
      • 1...e5
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • K(e);P-FLIGHT,P_SPINB(a)::QAR2(C)
    • B(a);::QAB1(C)
    • P(c);::QAR1(C)
    • P(h);SBLOCK::QAB1(C)
  • Tries
    • Try
      • S(E);
      • Threat
        • QAB1(C)
      • Vars
        • B(a);OGATE::R1(B)
      • Refutation
        • P(h);
    • Try
      • S(E);
      • Threat
        • QAR1(C)
      • Vars
        • K(e);P-FLIGHT,P_SPINB(a)::QAR2(C)
        • B(a);::R(F)
      • Refutation
        • P(c);
    • Try
      • S(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);OGATE::R1(B)
      • Refutation
        • P(h);
    • Try
      • B(D);CHECK
      • Refutation
        • R(b);XB(D)
    • Try
      • R(F);CHECK,XP(d)
      • Vars
        • B(a);XR(F)::QAB1(C)
        • P(h);P_SPINP(h)::QAB1(C)
      • Refutation
        • R(b);XR(F)
  • Actual
    • R(F);
    • Threat
      • R(F)+S(E)
    • Vars
      • K(e);P-FLIGHT,P_SPINB(a)::QAR2(C)
      • B(a);::R(F)+S(E)
      • P(c);::QAR1(C)
      • P(h);SBLOCK::QAB1(C)
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