MESON Chess Problem Database

Problem Display
PID: 75710 (1b1Q2B1/5b2/3pP3/3pkNp1/1KpNp2R/6p1/3BPq2/3R4 w - - 0 1)

Mosiashvili, Givi

1/2 Prize, 64 Shakhmatnoe obozrenie, 1999

1b1Q2B1/5b2/3pP3/3pkNp1/1KpNp2R/6p1/3BPq2/3R4

#2

10 + 10

6166 FIDE Album (1998-2000) 2007

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6+?
      • 1...Kxe6
        • 2.Sg7#
      • 1...Kxf5!
    • 1.Sg7?
      • threat
        • 2.Sc6#
      • 1...Kxd4
        • 2.Bf4#
      • 1...Qxd4
        • 2.Qxg5#
      • 1...Be8!
    • 1.Bxf7?
      • threat
        • 2.Qh8#
      • 1...Qxf5
        • 2.Sc6#
      • 1...Qxd4!
    • 1.Qe7?
      • threat
        • 2.exf7#
      • 1...Qxf5
        • 2.Sc6#
      • 1...Bxe6
        • 2.Qxe6#
        • 2.Qg7#
      • 1...Bxg8
        • 2.Qg7#
      • 1...Bh5
        • 2.Qg7#
      • 1...Bg6
        • 2.Qg7#
      • 1...Be8
        • 2.Qg7#
      • 1...Qxd4!
  • Keys
    • 1.Qxg5!
      • threat
        • 2.Qg7#
      • 1...Qxd4
        • 2.Sg7#
      • 1...Qxf5
        • 2.Bf4#
      • 1...Bg6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(f);P-FLIGHT,P_SPINB(i),XP(H)::S(G)
      • Refutation
        • K(f);P-FLIGHT,XS(G)
    • Try
      • S(G);
      • Threat
        • S(E)
      • Vars
        • K(f);P_SPINP(d),S_FLIGHT,XS(E)::R(A)+B(B)
        • Q(a);N_GUARD,SBLOCK,XS(E)::QAR2(I),XP(g)
      • Refutation
        • B(i);
    • Try
      • B(J);XB(i)
      • Threat
        • QAB(I)
      • Vars
        • Q(a);SBLOCK,XS(G)::S(E)
      • Refutation
        • Q(a);XS(E)
    • Try
      • Q(I);
      • Threat
        • QAR(I)+P(H),XB(i)
      • Vars
        • Q(a);SBLOCK,XS(G)::S(E)
        • B(i);OGATE,XB(J)::QAB(I)
        • B(i);OGATE::QAB(I)
      • Refutation
        • Q(a);XS(E)
  • Actual
    • Q(I);XP(g)
    • Threat
      • QAB(I)
    • Vars
      • Q(a);N_GUARD,SBLOCK,XS(E)::QAR(I)+S(G)
      • Q(a);N_GUARD,P_SPINQ(a),XS(G)::B(B)
      • B(i);::S(E)
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