MESON Chess Problem Database

Problem Display
PID: 266952 (b1R2B2/2q2NK1/r1n5/bp2p1p1/1pk5/3NP3/1PP2Q2/1n1r3B w - - 0 1)

Bottacchi, Antonio

Realismo e romanticismo nell'arte problemistica di Antonio B, 2005

b1R2B2/2q2NK1/r1n5/bp2p1p1/1pk5/3NP3/1PP2Q2/1n1r3B

#2

10 + 12

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qb6
      • 2.Sdxe5#
      • 2.Sfxe5#
      • 2.Sd6#
    • 1...Qd6
      • 2.Sxd6#
    • 1...Qd8
      • 2.Sdxe5#
      • 2.Sfxe5#
    • 1...Qa7
      • 2.Sxe5#
    • 1...Qb7
      • 2.Sxe5#
    • 1...Qd7
      • 2.Sxe5#
    • 1...Qxf7+
      • 2.Qxf7#
    • 1...Qxc8
      • 2.Sd6#
    • 1...Sc3
      • 2.b3#
    • 1...Sd4
      • 2.Sxe5#
    • 1...Sa7
      • 2.Sxe5#
    • 1...Se7
      • 2.Sfxe5#
    • 1...Sb8
      • 2.Sxe5#
    • 1...Sd8
      • 2.Sxe5#
  • Tries
    • 1.Sxe5+?
      • 1...Qxe5+
        • 2.Sxe5#
      • 1...Sxe5!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Qe6#
      • 1...Qxf7+
        • 2.Qxf7#
      • 1...Qxc8
        • 2.Sd6#
      • 1...Rxd3
        • 2.Qxd3#
      • 1...Qd6
        • 2.Sxd6#
      • 1...Qd8
        • 2.Sdxe5#
        • 2.Sfxe5#
      • 1...Qd7
        • 2.Sxe5#
      • 1...Qe7
        • 2.Qe4#
      • 1...Sc3
        • 2.b3#
      • 1...Sd4
        • 2.Sxe5#
      • 1...Sa7
        • 2.Sxe5#
      • 1...Se7
        • 2.Sfxe5#
      • 1...Sb8
        • 2.Sxe5#
      • 1...Sd8
        • 2.Sxe5#

This is a version

Version by Oscar Bonivento.

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • Q(k);N_PINS(G),P_SPINS(j)::S(G),XQ(k)
    • Q(k);N_GUARD,P_SPINS(j)::S(E),XP(g)
    • Q(k);CHECK,OGATE,P_SPINS(j),XS(G)::QAB(D),XQ(k)
    • Q(k);N_PINS(G),XR(I)::S(G)
    • S(a);SBLOCK::P(B)
    • S(j);N_GUARD,P_SPINQ(k)::S(E),XP(g)
    • S(j);N_PINS(G),P_SPINQ(k)::S(G),XP(g)
  • Tries
    • Try
      • S(E);CHECK,XP(g)
      • Vars
        • Q(k);CHECK,N_PINS(G),P_SPINS(j),XS(E)::S(G),XQ(k)
      • Refutation
        • S(j);P_SPINQ(k),XS(E)
  • Actual
    • Q(D);
    • Threat
      • QAB(D)
    • Vars
      • Q(k);CHECK,OGATE,P_SPINS(j),XS(G)::QAB(D),XQ(k)
      • Q(k);N_PINS(G),XR(I)::S(G)
      • R(b);OGATE,XS(E)::QAB1(D),XR(b)
      • Q(k);N_PINS(G),P_SPINS(j)::S(G),XQ(k)
      • Q(k);N_GUARD,P_SPINS(j)::S(E),XP(g)
      • Q(k);P_SPINS(j)::QAR2(D)
      • S(a);SBLOCK::P(B)
      • S(j);N_GUARD,P_SPINQ(k)::S(E),XP(g)
      • S(j);N_PINS(G),P_SPINQ(k)::S(G),XP(g)
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).