MESON Chess Problem Database

Problem Display
PID: 22358 (8/QK2R3/1pP1b2N/4k3/2P1B3/4B3/8/4N3 w - - 0 1)

Winter-Wood, Edward John

English Mechanic and World of Science, 1886

(First published on Fri Mar 26 1886)

8/QK2R3/1pP1b2N/4k3/2P1B3/4B3/8/4N3

#2

9 + 3

3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011
15351 SCPF/BCPS Black Books 2016
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Rxe6#
    • 1...b5
      • 2.Qd4#
  • Tries
    • 1.Ka6?
      • 1...Kxe4
        • 2.Rxe6#
      • 1...Kd6
        • 2.Qc7#
      • 1...b5
        • 2.Qd4#
      • 1...Kf6!
    • 1.Kxb6?
      • 1...Kxe4
        • 2.Rxe6#
      • 1...Kd6
        • 2.Bf4#
        • 2.Qc7#
      • 1...Kf6!
    • 1.Kc7?
      • 1...Kxe4
        • 2.Rxe6#
      • 1...b5
        • 2.Qd4#
      • 1...Kf6!
    • 1.Ka8?
      • 1...Kxe4
        • 2.Rxe6#
      • 1...Kd6
        • 2.Qc7#
      • 1...b5
        • 2.Qd4#
      • 1...Kf6!
    • 1.Kb8?
      • 1...Kxe4
        • 2.Rxe6#
      • 1...Kd6
        • 2.Qc7#
      • 1...b5
        • 2.Qd4#
      • 1...Kf6!
    • 1.Sf3+?
      • 1...Kd6
        • 2.Qa3#
      • 1...Kf6
        • 2.Bg5#
      • 1...Kxe4!
    • 1.Sg4+?
      • 1...Kd6
        • 2.Qa3#
      • 1...Kxe4!
    • 1.Sg8?
      • 1...Kd6
        • 2.Qb8#
      • 1...b5
        • 2.Qd4#
      • 1...Kxe4!
    • 1.Bd5?
      • threat
        • 2.Rxe6#
      • 1...Kd6
        • 2.Rxe6#
      • 1...Kf6!
    • 1.Bf5?
      • threat
        • 2.Rxe6#
      • 1...Kd6
        • 2.Rxe6#
      • 1...Kf6!
    • 1.Qxb6?
      • threat
        • 2.Qd4#
      • 1...Kxe4
        • 2.Rxe6#
        • 2.Qd4#
      • 1...Kd6
        • 2.Qc5#
        • 2.Qc7#
      • 1...Kf6!
    • 1.Qb8+?
      • 1...Kxe4
        • 2.Rxe6#
        • 2.Qf4#
      • 1...Kf6!
    • 1.Qa1+?
      • 1...Kxe4
        • 2.Rxe6#
        • 2.Qd4#
      • 1...Kd6!
  • Keys
    • 1.Re8!
      • 1...Kxe4
        • 2.Rxe6#
      • 1...Kd6
        • 2.Qb8#
      • 1...Kf6
        • 2.Qa1#
      • 1...b5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
    • P(b);OGATE::QAB1(G)
  • Tries
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
        • K(a);N_SPINB(c),S_FLIGHT::QAB1(G)
        • P(b);OGATE::QAB1(G)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • K(H);P-FLIGHT,XP(b)
      • Vars
        • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
        • P(b);OGATE::QAB1(G)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
        • K(a);N_SPINB(c),S_FLIGHT::QAB1(G)
        • P(b);OGATE::QAB1(G)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
        • K(a);N_SPINB(c),S_FLIGHT::QAB1(G)
        • P(b);OGATE::QAB1(G)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • S(A);CHECK
      • Vars
        • K(a);N_SPINB(c),S_FLIGHT::QAB(G)
        • K(a);N_SPINB(c),S_FLIGHT::B(B)
      • Refutation
        • K(a);P-FLIGHT,XB(D)
    • Try
      • S(F);CHECK
      • Vars
        • K(a);N_SPINB(c),S_FLIGHT::QAB(G)
      • Refutation
        • K(a);P-FLIGHT,XB(D)
    • Try
      • S(F);
      • Vars
        • K(a);N_SPINB(c),S_FLIGHT::QAB(G)
        • P(b);OGATE::QAB1(G)
      • Refutation
        • K(a);P-FLIGHT,XB(D)
    • Try
      • B(D);
      • Threat
        • R1(I),XB(c)
      • Vars
        • K(a);N_SPINB(c),S_FLIGHT::R1(I),XB(c)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • B(D);
      • Threat
        • R1(I),XB(c)
      • Vars
        • K(a);N_SPINB(c),S_FLIGHT::R1(I),XB(c)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • Q(G);XP(b)
      • Threat
        • QAB1(G)
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(a);N_SPINB(c),S_FLIGHT
  • Actual
    • R(I);
    • Vars
      • K(a);P-FLIGHT,XB(D)::R(I),XB(c)
      • K(a);N_SPINB(c),S_FLIGHT::QAB(G)
      • P(b);OGATE::QAB1(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).