MESON Chess Problem Database

Problem Display
PID: 276369 (4Br2/6P1/3KNpn1/p3pk1b/8/8/8/1R2Q1R1 w - - 0 1)

Taliani, Alfonso

To Mat, 1957

4Br2/6P1/3KNpn1/p3pk1b/8/8/8/1R2Q1R1

#2

7 + 7

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Bxg6#
    • 1...Be2
      • 2.Bxg6#
    • 1...Bf3
      • 2.Bxg6#
  • Tries
    • 1.Rb4?
      • threat
        • 2.Qe4#
      • 1...Be2
        • 2.Bxg6#
      • 1...Bf3
        • 2.Bxg6#
      • 1...e4
        • 2.Qxe4#
      • 1...axb4!
    • 1.Qf2+?
      • 1...Ke4
        • 2.Sc5#
      • 1...Bf3
        • 2.Bxg6#
      • 1...Sf4!
    • 1.g8S?
      • threat
        • 2.Sh6#
      • 1...Be2
        • 2.Bxg6#
      • 1...Rxg8!
  • Keys
    • 1.Rb5!
      • threat
        • 2.Qb1#
      • 1...Be2
        • 2.Bxg6#
      • 1...Bd1
        • 2.Bxg6#
      • 1...Bf3
        • 2.Bxg6#
      • 1...Sf4
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(d);N_GUARD::B(G),XS(f)
  • Tries
    • Try
      • R(A);
      • Threat
        • QAB1(B)
      • Vars
        • B(d);N_GUARD::B(G),XS(f)
        • P(b);::QAB1(B),XP(b)
      • Refutation
        • P(a);XR(A)
    • Try
      • Q(B);CHECK
      • Vars
        • K(c);S_CUTB(d),S_CUTS(f),S_FLIGHT::S(E)
        • B(d);P_SPINB(d)::B(G),XS(f)
      • Refutation
        • S(f);P_SPINS(f)
    • Try
      • P(F);
      • Threat
        • S(F)
      • Vars
        • B(d);N_GUARD::B(G),XS(f)
      • Refutation
        • R(g);XS(F)
  • Actual
    • R(A);P_PINP(b)
    • Threat
      • QAB(B)
    • Vars
      • B(d);N_GUARD::B(G),XS(f)
      • S(f);SBLOCK::S(E)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).