MESON Chess Problem Database

Problem Display
PID: 198206 (8/2RBp3/4PP2/3k1NQ1/2N2P2/1p1P4/q6p/6bK w - - 0 1)

Padulli, Giuseppe

L'Italia Scacchistica, 1920

8/2RBp3/4PP2/3k1NQ1/2N2P2/1p1P4/q6p/6bK

#2

10 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Qb1
      • 2.Qg2#
    • 1...Qa1
      • 2.Qg2#
    • 1...Qg2+
      • 2.Qxg2#
    • 1...Qa3
      • 2.Qg2#
    • 1...Qa4
      • 2.Qg2#
    • 1...Qa5
      • 2.Qg2#
    • 1...Qa6
      • 2.Qg2#
    • 1...Qa7
      • 2.Qg2#
    • 1...Qa8
      • 2.Qg2#
    • 1...Bf2
      • 2.Qg2#
    • 1...Be3
      • 2.Scxe3#
    • 1...Bd4
      • 2.Sfe3#
      • 2.Sxe7#
    • 1...Bb6
      • 2.Sxb6#
    • 1...b2
      • 2.Qg2#
  • Tries
    • 1.Bc6+?
      • 1...Kxe6
        • 2.Rxe7#
      • 1...Kc5!
  • Keys
    • 1.Qg8!
      • 1...Qg2+
        • 2.Qxg2#
      • 1...exf6
        • 2.e7#
      • 1...Qb2
        • 2.Qa8#
      • 1...Qb1
        • 2.Qg2#
        • 2.Qa8#
      • 1...Qa1
        • 2.Qg2#
      • 1...Qc2
        • 2.Qa8#
      • 1...Qd2
        • 2.Qa8#
      • 1...Qe2
        • 2.Qa8#
      • 1...Qf2
        • 2.Qa8#
      • 1...Qa3
        • 2.Qg2#
      • 1...Qa4
        • 2.Qg2#
      • 1...Qa5
        • 2.Qg2#
      • 1...Qa6
        • 2.Qg2#
      • 1...Qa7
        • 2.Qg2#
      • 1...Qa8
        • 2.Qg2#
        • 2.Qxa8#
      • 1...Bf2
        • 2.Qg2#
      • 1...Be3
        • 2.Scxe3#
      • 1...Bd4
        • 2.Sxe7#
      • 1...Bc5
        • 2.Bc6#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Ba7
        • 2.Qa8#
      • 1...b2
        • 2.Qg2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 2
  • Sets
    • Q(b);N_GUARD::QAB(F)
    • Q(b);CHECK,N_GUARD::QAB(F),XQ(b)
    • B(a);S_CUTQ(b)::QAB(F)
    • B(a);N_GUARD::S(C),XB(a)
    • P(d);S_CUTQ(b)::QAB(F)
  • Tries
    • Try
      • B(J);CHECK
      • Vars
        • K(e);S_FLIGHT,XP(G)::R1(I),XP(f)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • Q(F);
    • Vars
      • Q(b);CHECK,N_GUARD::QAB(F),XQ(b)
      • P(f);OGATE,XP(H)::QAB(F)+P(G)
      • Q(b);N_GUARD::QAB(F)
      • B(a);S_CUTQ(b)::QAB(F)
      • B(a);N_GUARD::S(C),XB(a)
      • B(a);SBLOCK::S(E),XP(f)
      • B(a);SBLOCK::B(J)
      • P(d);S_CUTQ(b)::QAB(F)
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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).