MESON Chess Problem Database

Problem Display
PID: 40490 (8/4r2p/3Rn1pP/4Nk2/3B1PNb/3P2RB/b4P1P/2Q1K2n w - - 0 1)

Wrobel, Marian

3rd Prize, James MT (Chess Correspondent), 1947

8/4r2p/3Rn1pP/4Nk2/3B1PNb/3P2RB/b4P1P/2Q1K2n

#2

13 + 8

3105 FIDE Album (1945-1955) 1964

SOLUTION

  • SOUND
  • Sets
    • 1...Sxd4
      • 2.Sf6#
    • 1...Sxf4
      • 2.Se3#
    • 1...Sc5
      • 2.Sf6#
    • 1...Sg5
      • 2.Rf6#
    • 1...Sc7
      • 2.Sf6#
    • 1...Sg7
      • 2.Sf6#
    • 1...Sd8
      • 2.Sf6#
    • 1...Sf8
      • 2.Sf6#
  • Tries
    • 1.Se3+?
      • 1...Kxf4
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.S3c4#
        • 2.Sd5#
        • 2.Sf5#
        • 2.Rg4#
      • 1...Kf6!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sf6#
      • 1...Sxd4+
        • 2.Sge5#
      • 1...Sxf4+
        • 2.Se3#
      • 1...Sc5+
        • 2.Sge5#
      • 1...Sg5+
        • 2.Sxe7#
      • 1...Sc7+
        • 2.Sge5#
      • 1...Sg7+
        • 2.Sge5#
      • 1...Sd8+
        • 2.Sge5#
      • 1...Sf8+
        • 2.Sge5#
      • 1...Sxf2
        • 2.Sxf2#
      • 1...g5
        • 2.Sxe7#
      • 1...Bf6
        • 2.Sge5#
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 7
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(e);P_PINS(K),XB(H)::B(G)+S(J)
    • S(e);P_PINS(K),SBLOCK,XP(I)::B(G)+S(J),DCHECK
    • S(e);P_PINS(K)::B(G)+S(J)
    • S(e);OGATE,P_PINS(K)::R1(L)
  • Tries
    • Try
      • S(J);CHECK
      • Refutation
        • K(d);P-FLIGHT,P_SPINS(e)
  • Actual
    • S(K);
    • Threat
      • B(G)+S(J)
    • Vars
      • S(e);CHECK,XB(H)::B(G)+S(J)
      • S(e);CHECK,SBLOCK,XP(I)::B(G)+S(J),DCHECK
      • S(e);CHECK::B(G)+S(J)
      • S(e);CHECK,S_CUTB(c)::S(K),XR(g)
      • S(a);XP(C)::B(G)+S(J),XS(a)
      • P(f);S_CUTB(c)::S(K),XR(g)
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