MESON Chess Problem Database

Problem Display
PID: 66985 (b5K1/7R/4N2p/1Q6/2npk1pn/4p1B1/4P3/8 w - - 0 1)

Kuzovkov, Aleksandr S

4th Comm., The Problemist Supplement, 1997

b5K1/7R/4N2p/1Q6/2npk1pn/4p1B1/4P3/8

#2

6 + 8

5417 FIDE Album (1995-1997) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qe5#
    • 1...Sd2
      • 2.Qe5#
    • 1...Sa3
      • 2.Qe5#
    • 1...Sa5
      • 2.Qe5#
    • 1...Se5
      • 2.Qxe5#
    • 1...Sb6
      • 2.Qe5#
    • 1...Sd6
      • 2.Qe5#
    • 1...h5
      • 2.Sg5#
  • Tries
    • 1.Rd7?
      • threat
        • 2.Rxd4#
      • 1...Bd5
        • 2.Qxd5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sd6
        • 2.Qe5#
      • 1...Sf5
        • 2.Sc5#
      • 1...d3
        • 2.Rd4#
      • 1...Sf3!
    • 1.Qb1+?
      • 1...d3
        • 2.Qxd3#
      • 1...Kd5!
    • 1.Qh5?
      • threat
        • 2.Sc5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sf5
        • 2.Qh1#
      • 1...Bd5
        • 2.Qxg4#
      • 1...d3!
  • Keys
    • 1.Rf7!
      • threat
        • 2.Rf4#
      • 1...Bd5
        • 2.Sc5#
      • 1...Sg2
        • 2.Qf5#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Sg6
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 8
  • Sets
    • S(b);N_GUARD::QAR1(C)
    • S(b);N_GUARD::QAR1(C),XS(b)
    • P(g);N_GUARD::S(D)
  • Tries
    • Try
      • R(E);
      • Threat
        • R1(E),XP(c)
      • Vars
        • B(h);N_GUARD,P_PINS(D)::QAB1(C),XB(h)
        • S(b);N_GUARD::QAR1(C),XS(b)
        • S(b);N_GUARD::QAR1(C)
        • S(f);SBLOCK::S(D)
        • P(c);::R1(E)
      • Refutation
        • S(f);
    • Try
      • Q(C);CHECK
      • Vars
        • P(c);P_SPINP(c)::QAB1(C),XP(c)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • S(D)
      • Vars
        • S(b);N_GUARD::QAR1(C),XS(b)
        • S(f);OGATE,SBLOCK::QAB(C)
        • B(h);P_PINS(D),SBLOCK::QAR2(C),XP(e)
      • Refutation
        • P(c);
  • Actual
    • R(E);
    • Threat
      • R1(E)
    • Vars
      • B(h);SBLOCK::S(D)
      • S(f);N_GUARD::QAB1(C)
      • S(f);N_GUARD::QAB1(C),XS(f)
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