MESON Chess Problem Database

Problem Display
PID: 177864 (bK1R2B1/8/Q1p5/2kP4/2N1p3/1p2P3/3n1r2/1N2B3 w - - 0 1)

Slesarenko, Anatoly Vasilevich

2nd HM., Sahs (Latvia), 1990

bK1R2B1/8/Q1p5/2kP4/2N1p3/1p2P3/3n1r2/1N2B3

#2

9 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Sbxd2?
      • threat
        • 2.Sxb3#
        • 2.Sxe4#
        • 2.Qa5#
        • 2.Qb6#
      • 1...Kb4
        • 2.Qa5#
      • 1...cxd5
        • 2.Sxb3#
        • 2.Qb6#
      • 1...Rf4
        • 2.Sxb3#
        • 2.Qa5#
        • 2.Qb6#
      • 1...b2
        • 2.Sb3#
        • 2.Sxe4#
        • 2.Qa5#
        • 2.Qb6#
      • 1...Rxd2!
    • 1.Sba3?
      • threat
        • 2.Qa5#
        • 2.Qb6#
      • 1...Kb4
        • 2.Qa5#
      • 1...cxd5
        • 2.Qb5#
        • 2.Qb6#
        • 2.Qd6#
      • 1...Sxc4!
    • 1.Sb2?
      • threat
        • 2.Qa5#
      • 1...Kb4
        • 2.Qb6#
      • 1...Sc4
        • 2.Sa4#
      • 1...cxd5!
    • 1.dxc6?
      • threat
        • 2.Qb6#
      • 1...Kb4
        • 2.Qa5#
      • 1...Sxc4
        • 2.Rd5#
      • 1...Rf7!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Qa5#
      • 1...Kb4
        • 2.Qa3#
      • 1...cxd5
        • 2.Qb5#
      • 1...Sc4
        • 2.Sxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);XS(a)
      • Threat
        • DUALS(4)
      • Vars
        • K(e);S_FLIGHT::QAB1(F)
      • Refutation
        • R(b);XS(A)
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • K(e);P_SPINS(a),S_FLIGHT::QAB1(F)
      • Refutation
        • S(a);XS(D)
    • Try
      • S(D);
      • Threat
        • QAR2(F)
      • Vars
        • K(e);P_SPINS(a),S_FLIGHT::QAR2(F)
        • S(a);::S(D)
      • Refutation
        • P(f);XP(E)
    • Try
      • P(E);XP(f)
      • Threat
        • QAB1(F)
      • Vars
        • K(e);P_SPINS(a),S_FLIGHT::QAB1(F)
        • S(a);XS(D)::R1(H)
      • Refutation
        • R(b);
  • Actual
    • S(D);
    • Threat
      • QAR2(F)
    • Vars
      • K(e);P_SPINS(a),S_FLIGHT::QAB1(F)
      • P(f);N_GUARD,XP(E)::QAR1(F)
      • S(a);N_GUARD::S(D),XP(d)
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