MESON Chess Problem Database

Problem Display
PID: 57123 (4r3/5p2/B2r2pB/bR5p/2R5/p3p2K/Np1k4/nQ2N3 w - - 0 1)

Bartolovic, Hrvoje

2nd HM., Problem (Zagreb), 1967

4r3/5p2/B2r2pB/bR5p/2R5/p3p2K/Np1k4/nQ2N3

#2

8 + 11

3772 FIDE Album (1965-1967) 1976
56 The Problemist 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Sc2
      • 2.Rxc2#
    • 1...Sb3
      • 2.Rc2#
  • Tries
    • 1.Sc3?
      • threat
        • 2.Sf3#
        • 2.Qd1#
      • 1...Rf6
        • 2.Rd5#
        • 2.Qd1#
      • 1...Sc2
        • 2.Qd1#
      • 1...Bxc3!
    • 1.Rd4+?
      • 1...Ke2
        • 2.Rxb2#
      • 1...Rxd4!
    • 1.Rf4?
      • threat
        • 2.Rf2#
      • 1...Ke2
        • 2.Rxb2#
      • 1...Rf6
        • 2.Rd5#
      • 1...e2
        • 2.Rd4#
      • 1...g5!
    • 1.Rxb2+?
      • 1...Sc2
        • 2.Rbxc2#
        • 2.Rcxc2#
      • 1...axb2!
    • 1.Rd5+?
      • 1...Ke2
        • 2.Rc2#
      • 1...Rxd5!
  • Keys
    • 1.Rg5!
      • threat
        • 2.Rg2#
      • 1...Ke2
        • 2.Rc2#
      • 1...Rf6
        • 2.Rd4#
      • 1...e2
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • S(a);N_GUARD::R1(E),XS(a)
    • S(a);N_GUARD::R1(E)
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • S(a);::QAR1(A)
      • Refutation
        • B(f);XS(C)
    • Try
      • R(E);CHECK
      • Vars
        • K(c);N_SPINP(e),P-FLIGHT::B(G)+R(F),DCHECK,XP(b)
      • Refutation
        • R(h);XR(E)
    • Try
      • R(E);N_PINP(e)
      • Threat
        • R(E)
      • Vars
        • K(c);P-FLIGHT::B(G)+R(F),DCHECK,XP(b)
        • R(h);N_GUARD::R(F)
        • P(e);SBLOCK::B(H)+R(E),DCHECK
      • Refutation
        • P(i);
    • Try
      • R(F);CHECK,XP(b)
      • Refutation
        • P(d);XR(F)
    • Try
      • R(F);CHECK
      • Vars
        • K(c);N_SPINP(e),P-FLIGHT::B(G)+R(E),DCHECK
      • Refutation
        • R(h);XR(F)
  • Actual
    • R(F);N_PINP(e)
    • Threat
      • R(F)
    • Vars
      • K(c);P-FLIGHT::B(G)+R(E),DCHECK
      • R(h);N_GUARD::R(E)
      • P(e);SBLOCK::B(H)+R(F),DCHECK
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