MESON Chess Problem Database

Problem Display
PID: 116160 (8/7K/3p4/Pb3R2/qpNk1p1n/PB4B1/2Q2P2/4b3 w - - 0 1)

Goldschmidt, Josef

Match: France - Israel, 1966

8/7K/3p4/Pb3R2/qpNk1p1n/PB4B1/2Q2P2/4b3

#2

9 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf2
      • 2.Bxf2#
    • 1...Bxc4
      • 2.Qxc4#
  • Tries
    • 1.Sxd6?
      • threat
        • 2.Rd5#
      • 1...Qxb3
        • 2.Sxb5#
      • 1...Bxf2
        • 2.Bxf2#
      • 1...Bd3
        • 2.Qc5#
      • 1...Bc4
        • 2.Qxc4#
      • 1...Bc6
        • 2.Qc4#
      • 1...Sxf5!
    • 1.Qd2+?
      • 1...Ke4
        • 2.Rxf4#
        • 2.Qd5#
      • 1...Bxd2!
  • Keys
    • 1.Sd2!
      • threat
        • 2.Rd5#
      • 1...Qxb3
        • 2.Sxb3#
      • 1...Bxf2
        • 2.Bxf2#
      • 1...Sxf5
        • 2.Sf3#
      • 1...Bd3
        • 2.Qb2#
      • 1...Bc4
        • 2.Qxc4#
      • 1...Bc6
        • 2.Qc4#
      • 1...d5
        • 2.Rxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(a);OGATE,XP(B)::B(E),XB(a)
    • B(g);OGATE,XS(F)::QAR1(A),XB(g)
  • Tries
    • Try
      • S(F);XP(h)
      • Threat
        • R1(H)
      • Vars
        • Q(b);N_GUARD,XB(D)::S(F),XB(g)
        • B(a);OGATE,XP(B)::B(E),XB(a)
        • B(g);P_PINR(H),SBLOCK::QAB1(A)
        • B(g);N_GUARD::QAR1(A),XB(g)
        • B(g);N_GUARD::QAR1(A)
      • Refutation
        • S(f);XR(H)
    • Try
      • Q(A);CHECK
      • Refutation
        • B(a);XQ(A)
  • Actual
    • S(F);
    • Threat
      • R1(H)
    • Vars
      • Q(b);XB(D)::S(F),XQ(b)
      • B(a);OGATE,XP(B)::B(E),XB(a)
      • S(f);N_GUARD,XR(H)::S(F)
      • B(g);P_PINR(H),SBLOCK::QAB(A)
      • B(g);N_GUARD::QAR1(A),XB(g)
      • B(g);N_GUARD::QAR1(A)
      • P(h);::R1(H),XP(h)
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