MESON Chess Problem Database

Problem Display
PID: 67647 (4K3/4bQ1B/Np1p1pn1/6pb/2nk1prp/B2P4/qP1p1P2/2R3N1 w - - 0 1)

Kuzovkov, Aleksandr S

1st HM., Zadachi i Etyudi, 1997

4K3/4bQ1B/Np1p1pn1/6pb/2nk1prp/B2P4/qP1p1P2/2R3N1

#2

10 + 14

5418 FIDE Album (1995-1997) (Annexe) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd3
      • 2.Qd5#
    • 1...Se5
      • 2.Se2#
    • 1...Sf8
      • 2.Sf3#
    • 1...Sh8
      • 2.Sf3#
  • Tries
    • 1.Qxc4+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Qxc4!
    • 1.dxc4?
      • threat
        • 2.Qd5#
      • 1...Kd3
        • 2.Qd5#
      • 1...Ke4
        • 2.Qd5#
      • 1...Ke5
        • 2.Qd5#
      • 1...Se5
        • 2.Se2#
      • 1...Sf8
        • 2.Sf3#
      • 1...Sh8
        • 2.Sf3#
      • 1...d5
        • 2.Qxd5#
      • 1...Qxc4!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Qd5#
      • 1...Kc5
        • 2.Qd5#
      • 1...Ke5
        • 2.Qd5#
      • 1...Sxb2
        • 2.Sf3#
      • 1...Sxa3
        • 2.Sf3#
      • 1...Se3
        • 2.Sf3#
      • 1...Sa5
        • 2.Sf3#
      • 1...Sce5
        • 2.Se2#
      • 1...Sge5
        • 2.Sc2#
      • 1...Sf8
        • 2.Sc6#
      • 1...Sh8
        • 2.Sc6#
      • 1...d5
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 8
    • REMOVED MATES = 1
  • Sets
    • K(d);P-FLIGHT,P_SPINS(m),XP(F)::QAR2(H)
    • S(m);P_PINQ(H),SBLOCK::S(B)
    • S(m);P_PINQ(H)::S(B)
  • Tries
    • Try
      • Q(H);CHECK,XS(c)
      • Vars
        • K(d);OGATE,S_FLIGHT::QAR1(H)
      • Refutation
        • Q(a);XQ(H)
    • Try
      • P(F);XS(c)
      • Threat
        • QAR1(H)
      • Vars
        • K(d);P-FLIGHT,P_SPINS(m)::QAR2(H)
        • K(d);P-FLIGHT,P_SPINS(m)::QAB1(H)
        • K(d);S_FLIGHT::QAR1(H)
        • S(m);P_PINQ(H),SBLOCK::S(B)
        • S(m);P_PINQ(H)::S(B)
        • P(k);::QAR1(H),XP(k)
      • Refutation
        • Q(a);XP(F)
  • Actual
    • S(G);
    • Threat
      • QAR1(H)
    • Vars
      • K(d);P_SPINS(c),S_FLIGHT::QAR1(H)
      • K(d);S_FLIGHT::QAR1(H)
      • S(c);XP(C)::S(B)
      • S(c);XB(E)::S(B)
      • S(c);::S(B)
      • S(c);SBLOCK::S(B)
      • S(m);P_PINQ(H),SBLOCK::S(G)
      • S(m);P_PINQ(H)::S(G)
      • P(k);::QAR1(H),XP(k)
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