MESON Chess Problem Database

Problem Display
PID: 110429 (6b1/1p1B1n2/2rB2R1/3kpn2/NR2pqN1/4b3/2P2P2/1K6 w - - 0 1)

Fleck, Ferenc

American Chess Bulletin, 1958

6b1/1p1B1n2/2rB2R1/3kpn2/NR2pqN1/4b3/2P2P2/1K6

#2

9 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rc3
      • 2.Sxc3#
    • 1...Rc5
      • 2.Sb6#
    • 1...Ra6
      • 2.Sc3#
    • 1...Rb6
      • 2.Sc3#
    • 1...Bc5
      • 2.Sc3#
    • 1...S5xd6
      • 2.Be6#
    • 1...S7xd6
      • 2.Sf6#
  • Tries
    • 1.Bxc6+?
      • 1...bxc6
        • 2.Sc3#
      • 1...Kxc6!
  • Keys
    • 1.Bc5!
      • threat
        • 2.c4#
      • 1...Rxc5
        • 2.Sb6#
      • 1...Bxc5
        • 2.Sc3#
      • 1...S5d6
        • 2.Be6#
      • 1...S7d6
        • 2.Sf6#
      • 1...b5
        • 2.Bxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(g);N_GUARD::S(D),XR(g)
    • R(g);N_GUARD,S_CUTB(a)::S(D)
    • R(g);N_GUARD::S(D)
    • R(g);N_GUARD,P_PINR(E)::S(D)
    • B(a);S_CUTR(g)::S(D)
    • S(f);SBLOCK,XB(G)::B(I)
    • S(i);SBLOCK,XB(G)::S(F)
  • Tries
    • Try
      • B(I);CHECK,XR(g)
      • Vars
        • P(h);SBLOCK,XB(I)::S(D)
      • Refutation
        • K(d);S_FLIGHT,XB(I)
  • Actual
    • B(G);
    • Threat
      • P(B)
    • Vars
      • R(g);N_GUARD,SBLOCK,XB(G)::S(D)
      • B(a);SBLOCK,XB(G)::S(D)
      • S(f);S_CUTR(g)::B(I)
      • S(i);S_CUTR(g)::S(F)
      • P(h);N_GUARD::B(I),XR(g)
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