MESON Chess Problem Database

Problem Display
PID: 219429 (5B2/8/2K1p3/8/2k5/Pr5R/Bb6/n2R1N1n w - - 0 1)

Rice, John Michael

Freie Presse, 1996

(First published on Fri Jul 5 1996)

5B2/8/2K1p3/8/2k5/Pr5R/Bb6/n2R1N1n

#2

7 + 6

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bc3
      • 2.Se3#
    • 1...Bd4
      • 2.Sd2#
    • 1...Sc2
      • 2.Bxb3#
  • Tries
    • 1.Bc5?
      • threat
        • 2.Sd2#
      • 1...Bc1
        • 2.Rd4#
      • 1...Bc3
        • 2.Se3#
      • 1...Sg3!
    • 1.Rd4+?
      • 1...Bxd4
        • 2.Sd2#
      • 1...Kxd4!
    • 1.Rc3+?
      • 1...Bxc3
        • 2.Se3#
      • 1...Kxc3!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Se3#
      • 1...Bxa3
        • 2.Rh4#
      • 1...Bc1
        • 2.Rc3#
      • 1...Bd4
        • 2.Sd2#
      • 1...Sc2
        • 2.Bxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(c);SBLOCK::S(B)
    • S(a);N_GUARD::B(C),XR(d)
  • Tries
    • Try
      • B(G);
      • Threat
        • S(B)
      • Vars
        • B(c);N_GUARD::R1(A)
        • B(c);SBLOCK::S(B)
      • Refutation
        • S(b);
    • Try
      • R(A);CHECK
      • Vars
        • B(c);SBLOCK,XR(A)::S(B)
      • Refutation
        • K(e);N_SPINR(d),P-FLIGHT,XR(A)
    • Try
      • R(E);CHECK
      • Vars
        • B(c);SBLOCK,XR(E)::S(B)
      • Refutation
        • K(e);N_SPINR(d),P-FLIGHT,XR(E)
  • Actual
    • B(G);
    • Threat
      • S(B)
    • Vars
      • B(c);N_GUARD,XP(D)::R(E)
      • B(c);N_GUARD::R1(E)
      • B(c);SBLOCK::S(B)
      • S(a);N_GUARD::B(C),XR(d)
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