MESON Chess Problem Database

Problem Display
PID: 134649 (B3R3/2pN4/2r1p2K/pQPk2B1/1np2p2/2p2PP1/2NbP3/3R4 w - - 0 1)

Taraba, Jozef

Mat 64, 2001

B3R3/2pN4/2r1p2K/pQPk2B1/1np2p2/2p2PP1/2NbP3/3R4

#2

12 + 10

14580 Chess Compositions (Taraba) 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sa2
      • 2.Bxc6#
      • 2.Qxc6#
    • 1...Sd3
      • 2.Bxc6#
      • 2.Qxc6#
    • 1...Sa6
      • 2.Bxc6#
      • 2.Qxc6#
    • 1...fxg3
      • 2.e4#
    • 1...e5+
      • 2.Sf6#
  • Tries
    • 1.Bxf4?
      • threat
        • 2.Sf6#
        • 2.e4#
      • 1...e5+
        • 2.Sf6#
      • 1...Sxc2!
    • 1.Rxd2+?
      • 1...Sd3
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...cxd2!
    • 1.e3?
      • threat
        • 2.e4#
      • 1...e5+
        • 2.Sf6#
      • 1...Sxc2
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...fxe3!
    • 1.gxf4?
      • threat
        • 2.Sf6#
        • 2.e4#
      • 1...e5+
        • 2.Sf6#
      • 1...Sxc2!
  • Keys
    • 1.Bf6!
      • 1...fxg3+
        • 2.Se3#
      • 1...Sxc2
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...a4
        • 2.Sxb4#
      • 1...Sa2
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...Sd3
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...Sa6
        • 2.Bxc6#
        • 2.Qxc6#
      • 1...e5
        • 2.Rxe5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(e);N_GUARD,P_PINB(H),XP(E)::P(C)
    • P(i);CHECK::S(J)
  • Tries
    • Try
      • B(H);P_SPINB(H),XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • P(i);CHECK::S(J)
      • Refutation
        • S(c);XS(B)
    • Try
      • R(A);CHECK,XB(a)
      • Refutation
        • P(b);XR(A)
    • Try
      • P(C);
      • Threat
        • P(C)
      • Vars
        • P(i);CHECK::S(J)
      • Refutation
        • P(e);XP(C)
    • Try
      • P(E);XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • P(i);CHECK::S(J)
      • Refutation
        • S(c);XS(B)
  • Actual
    • B(H);
    • Vars
      • P(e);CHECK,N_GUARD,XP(E)::S(B)
      • P(f);N_GUARD::S(B),XS(c)
      • P(i);OGATE,P_PINB(H)::R1(L),XP(i)
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