MESON Chess Problem Database

Problem Display
PID: 27431 (5K2/2B3N1/4p3/Qbpp3R/Nnpk2p1/2p1b3/2P1R3/8 w - - 0 1)

Mosiashvili, Givi

Probleemblad, 2001

5K2/2B3N1/4p3/Qbpp3R/Nnpk2p1/2p1b3/2P1R3/8

#2

8 + 10

102 Probleemblad 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Sxe6#
      • 2.Be5#
    • 1...Bg1
      • 2.Sxe6#
      • 2.Be5#
    • 1...Bd2
      • 2.Sxe6#
      • 2.Be5#
    • 1...Bf2
      • 2.Sxe6#
      • 2.Be5#
    • 1...Bf4
      • 2.Sxe6#
    • 1...Bg5
      • 2.Sxe6#
      • 2.Be5#
    • 1...Bh6
      • 2.Be5#
  • Tries
    • 1.Sxc3?
      • threat
        • 2.Be5#
      • 1...Kxc3
        • 2.Qa1#
      • 1...Bf4
        • 2.Sxb5#
      • 1...Sd3
        • 2.Sxe6#
      • 1...Sc6
        • 2.Sxe6#
      • 1...e5
        • 2.Bxe5#
      • 1...Sxc2!
    • 1.Sf5+?
      • 1...Ke4
        • 2.Rxe3#
      • 1...exf5!
    • 1.Re5?
      • threat
        • 2.Sxe6#
      • 1...Sxc2
        • 2.Qxc3#
      • 1...Bd7
        • 2.Qxc5#
      • 1...Bh6!
  • Keys
    • 1.Sxc5!
      • threat
        • 2.Sgxe6#
      • 1...Kxc5
        • 2.Qb6#
      • 1...Bh6
        • 2.Sxe6#
      • 1...Bd7
        • 2.Be5#
      • 1...e5
        • 2.Sge6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(b);::S(G),XP(j)
    • B(b);P_PINS(G)::B(F)
  • Tries
    • Try
      • S(C);XP(a)
      • Threat
        • B(F)
      • Vars
        • K(e);OGATEB,P_SPINS(c),S_FLIGHT,XS(C)::QAB(D)
        • B(b);::S(C),XB(g)
        • S(c);::S(G),XP(j)
        • P(j);::B(F),XP(j)
      • Refutation
        • S(c);XP(A)
    • Try
      • S(G);CHECK
      • Vars
        • K(e);P-FLIGHT,P_SPINB(b)::R1(B),XB(b)
      • Refutation
        • P(j);XS(G)
    • Try
      • R(E);
      • Threat
        • S(G),XP(j)
      • Vars
        • S(c);OGATE,XP(A)::QAB1(D),XP(a)
        • B(g);OGATE::QAB1(D),XP(h)
      • Refutation
        • B(b);P_PINS(G)
  • Actual
    • S(C);XP(h)
    • Threat
      • S(G),XP(j)
    • Vars
      • K(e);OGATEB,P_SPINB(g),P_SPINP(i),S_FLIGHT,XS(C)::QAB1(D)
      • B(b);P_PINS(G)::S(C),XP(j)
      • B(g);::B(F)
      • P(j);::S(G)
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