MESON Chess Problem Database

Problem Display
PID: 165341 (8/1K3R2/2Np4/2k1p3/8/3B2Q1/1P6/8 w - - 0 1)

Abdullayev, Suleyman

SuperProblem, 2015

8/1K3R2/2Np4/2k1p3/8/3B2Q1/1P6/8

#2

6 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Kc7?
      • 1...e4
        • 2.Qxd6#
      • 1...d5
        • 2.b4#
      • 1...Kd5!
    • 1.Rf6?
      • 1...e4
        • 2.Qxd6#
      • 1...d5
        • 2.b4#
      • 1...Kd5!
    • 1.Qe1?
      • threat
        • 2.Qa5#
      • 1...d5
        • 2.Qb4#
      • 1...Kd5!
    • 1.Qh4?
      • threat
        • 2.Qc4#
      • 1...Kd5
        • 2.Qc4#
      • 1...d5
        • 2.Qe7#
        • 2.Qb4#
      • 1...e4!
    • 1.Qxe5+?
      • 1...d5
        • 2.Qe7#
        • 2.b4#
      • 1...dxe5!
    • 1.Qg4?
      • threat
        • 2.Qc4#
      • 1...Kd5
        • 2.Qc4#
      • 1...d5
        • 2.Qb4#
      • 1...e4!
    • 1.Qg5?
      • 1...d5
        • 2.Qe7#
      • 1...Kd5!
    • 1.Qg7?
      • 1...e4
        • 2.Qd4#
      • 1...d5
        • 2.Qf8#
      • 1...Kd5!
  • Keys
    • 1.Rd7!
      • 1...Kd5
        • 2.Qxe5#
      • 1...e4
        • 2.Qxd6#
      • 1...d5
        • 2.b4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Vars
        • P(b);OGATE::QAB1(C),XP(c)
        • P(c);SBLOCK::P(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(F);
      • Vars
        • P(b);OGATE::QAB1(C),XP(c)
        • P(c);SBLOCK::P(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR2(C)
      • Vars
        • P(c);SBLOCK::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • P(b);
    • Try
      • Q(C);CHECK,XP(b)
      • Refutation
        • P(c);XQ(C)
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
        • P(c);SBLOCK::QAB1(C)
      • Refutation
        • P(b);
    • Try
      • Q(C);P_PINP(b)
      • Vars
        • P(c);N_SPINP(b),OGATEB,SBLOCK::QAB(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • P(b);OGATE::QAB1(C)
        • P(c);OGATEB,SBLOCK::QAB(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(F);
    • Vars
      • K(a);P-FLIGHT,P_SPINP(c)::QAR1(C),XP(b)
      • P(b);OGATE::QAB1(C),XP(c)
      • P(c);::P(A)
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).