MESON Chess Problem Database

Problem Display
PID: 150266 (2B5/3pr3/3R1p2/1p2P3/1K1pk1P1/4P1pP/1N1pRb1r/5QN1 w - - 0 1)

Mosiashvili, Givi

3/4 Prize, Zadachi i Etyudi, 2003

2B5/3pr3/3R1p2/1p2P3/1K1pk1P1/4P1pP/1N1pRb1r/5QN1

#2

11 + 10

15174 FIDE Album (2001-2003) 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe5
      • 2.Rxd4#
    • 1...Be1
      • 2.Qf4#
      • 2.Qf5#
    • 1...Bxg1
      • 2.Qf4#
      • 2.Qf5#
    • 1...Bxe3
      • 2.Qf5#
    • 1...fxe5
      • 2.Bb7#
  • Tries
    • 1.Sf3?
      • threat
        • 2.Bb7#
      • 1...Kxf3
        • 2.Bb7#
      • 1...Rxe5
        • 2.Sxd2#
      • 1...Bxe3
        • 2.Rxd4#
      • 1...dxe3!
    • 1.Qg2+?
      • 1...Kxe5
        • 2.Qd5#
      • 1...Rxg2!
    • 1.exd4+?
      • 1...Be3
        • 2.Bb7#
        • 2.Qf3#
        • 2.Qf5#
      • 1...Kf4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Rxd4#
      • 1...Kxd3
        • 2.Qb1#
      • 1...Bxe3
        • 2.Qf5#
      • 1...dxe3
        • 2.Bb7#
      • 1...fxe5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(j);SBLOCK,XP(I)::R1(J),XP(e)
    • B(b);OGATE,P_SPINB(b),XP(E)::QAB1(A)
    • P(h);SBLOCK,XP(I)::B(K)
  • Tries
    • Try
      • S(B);
      • Threat
        • B(K)
      • Vars
        • K(f);P_SPINB(b),S_FLIGHT,XS(B)::B(K)
        • R(j);SBLOCK,XP(I)::S(B),XP(a)
        • B(b);P_SPINB(b),XP(E)::R1(J),XP(e)
      • Refutation
        • P(e);P_SPINP(e),XP(E)
    • Try
      • Q(A);CHECK
      • Vars
        • K(f);OGATE,P-FLIGHT,XP(I)::QAR1(A)
      • Refutation
        • R(c);XQ(A)
    • Try
      • P(E);CHECK,XP(e)
      • Refutation
        • K(f);P-FLIGHT,P_SPINB(b)
  • Actual
    • S(C);
    • Threat
      • R1(J),XP(e)
    • Vars
      • K(f);OGATEB,P_SPINP(e),S_FLIGHT,XS(C)::QAB(A)
      • B(b);OGATE,P_SPINB(b),XP(E)::QAB1(A)
      • P(e);P_SPINP(e),XP(E)::B(K)
      • P(h);SBLOCK,XP(I)::S(C)
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