MESON Chess Problem Database

Problem Display
PID: 66976 (6B1/3N1r2/8/7Q/2Pk4/1R1n4/7B/K3R2b w - - 0 1)

Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)

1/2 Prize, Chervoni Girnik-40 JT, 1997

6B1/3N1r2/8/7Q/2Pk4/1R1n4/7B/K3R2b

#2

8 + 4

5417 FIDE Album (1995-1997) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Rf3
      • 2.Qd5#
    • 1...Bd5
      • 2.Qxd5#
    • 1...Sc1
      • 2.Qc5#
    • 1...Sb2
      • 2.Qc5#
    • 1...Sf2
      • 2.Qc5#
    • 1...Sb4
      • 2.Qc5#
    • 1...Sf4
      • 2.Qc5#
    • 1...Sc5
      • 2.Qxc5#
  • Tries
    • 1.Bg1+?
      • 1...Kxc4
        • 2.Qb5#
      • 1...Sf2
        • 2.Qc5#
      • 1...Rf2!
    • 1.Qd1?
      • threat
        • 2.Qxd3#
      • 1...Kxc4
        • 2.Qxd3#
      • 1...Rxd7
        • 2.Bg1#
      • 1...Rf3
        • 2.Be5#
      • 1...Be4!
  • Keys
    • 1.Qe2!
      • threat
        • 2.Qxd3#
      • 1...Kxc4
        • 2.Qxd3#
      • 1...Rxd7
        • 2.Qe3#
      • 1...Sxe1
        • 2.Be5#
      • 1...Rf3
        • 2.Qe4#
      • 1...Be4
        • 2.Qxe4#
      • 1...Sc1
        • 2.Be5#
      • 1...Sb2
        • 2.Be5#
      • 1...Sf2
        • 2.Be5#
      • 1...Sb4
        • 2.Be5#
      • 1...Sf4
        • 2.Bg1#
      • 1...Sc5
        • 2.Be5#
      • 1...Se5
        • 2.Bxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 7
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • R(d);S_CUTB(a)::QAR1(F)
    • B(a);N_GUARD::QAR1(F),XB(a)
    • S(b);N_GUARD::QAB1(F)
    • S(b);N_GUARD::QAB1(F),XS(b)
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • K(c);P-FLIGHT,P_SPINR(d),XP(E)::QAB1(F)
        • S(b);P_SPINS(b)::QAB1(F)
      • Refutation
        • R(d);P_SPINR(d)
    • Try
      • Q(F);P_PINS(b)
      • Threat
        • QAR1(F),XS(b)
      • Vars
        • K(c);N_SPINS(b),P-FLIGHT,P_SPINR(d),XP(E)::QAB1(F),XS(b)
        • R(d);N_GUARD,XS(G)::B(C)
        • R(d);::B(C)
      • Refutation
        • B(a);
  • Actual
    • Q(F);
    • Threat
      • QAR1(F),XS(b)
    • Vars
      • K(c);P-FLIGHT,P_SPINR(d),P_SPINS(b),XP(E)::QAB1(F),XS(b)
      • R(d);XS(G)::QAB1(F)
      • S(b);N_GUARD,XR(B)::B(C)
      • R(d);S_CUTB(a)::QAR1(F)
      • B(a);N_GUARD::QAR1(F),XB(a)
      • S(b);N_GUARD::B(C)
      • S(b);N_GUARD,S_CUTR(d)::B(C)
      • S(b);N_GUARD::B(C),XS(b)
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