MESON Chess Problem Database

Problem Display
PID: 119775 (8/8/6p1/6B1/8/8/K2p2Q1/4k3 w - - 0 1)

Shinkman, William Anthony

St. John Globe, 1905

8/8/6p1/6B1/8/8/K2p2Q1/4k3

#2

3 + 3

6490 yacpdb 2009
133 The Problemist Supplement 2013
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kd1
      • 2.Qxd2#
    • 1...d1Q
      • 2.Bh4#
    • 1...d1S
      • 2.Bd2#
    • 1...d1B
      • 2.Bd2#
      • 2.Bh4#
    • 1...d1R
      • 2.Bh4#
  • Tries
    • 1.Kb2?
      • 1...Kd1
        • 2.Qf1#
        • 2.Qxd2#
      • 1...d1Q
        • 2.Bh4#
      • 1...d1B
        • 2.Bd2#
        • 2.Bh4#
      • 1...d1R
        • 2.Bh4#
      • 1...d1S+!
    • 1.Be3?
      • 1...Kd1
        • 2.Qxd2#
      • 1...d1Q
        • 2.Qf2#
      • 1...d1S
        • 2.Bd2#
      • 1...d1B
        • 2.Bd2#
        • 2.Qf2#
      • 1...d1R
        • 2.Qf2#
      • 1...g5!
    • 1.Bf4?
      • 1...Kd1
        • 2.Qxd2#
      • 1...d1Q
        • 2.Bg3#
      • 1...d1S
        • 2.Bd2#
      • 1...d1B
        • 2.Bd2#
        • 2.Bg3#
      • 1...d1R
        • 2.Bg3#
      • 1...g5!
    • 1.Qf2+?
      • 1...Kd1
        • 2.Qxd2#
      • 1...Kxf2!
  • Keys
    • 1.Ka3!
      • 1...Kd1
        • 2.Qxd2#
      • 1...d1Q
        • 2.Bh4#
      • 1...d1S
        • 2.Bd2#
      • 1...d1B
        • 2.Bd2#
        • 2.Bh4#
      • 1...d1R
        • 2.Bh4#

This anticipates 202250(1923)

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR1(B),XP(b)
    • P(b);SBLOCK::B(C)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);SBLOCK::B(C)
      • Refutation
        • P(b);CHECK
    • Try
      • B(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(B),XP(b)
        • P(b);SBLOCK::QAB1(B)
        • P(b);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(B),XP(b)
        • P(b);SBLOCK::B(C)
      • Refutation
        • P(c);
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(B),XP(b)
      • Refutation
        • K(a);S_FLIGHT,XQ(B)
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(a);P-FLIGHT::QAR1(B),XP(b)
      • P(b);SBLOCK::B(C)
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).