Problem Display
PID: 30720 (R7/1B2K3/2p5/7Q/3k1p2/1P6/2P4B/5N2 w - - 0 1)

Winter-Wood, Edward John

Science Monthly, 1884

(First published on Wed Oct 1 1884)

R7/1B2K3/2p5/7Q/3k1p2/1P6/2P4B/5N2

#2

8 + 3


3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011
15351 SCPF/BCPS Black Books 2016

SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Ra4#
    • 1...f3
      • 2.Qe5#
    • 1...c5
      • 2.Qh8#
  • Tries
    • 1.Kd6?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Ra4#
      • 1...Kc3!
    • 1.Ke6?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Ra4#
      • 1...Kc3!
    • 1.Kf6?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Ra4#
      • 1...Kc3!
    • 1.Kd7?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Kf7?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Kd8?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Ke8?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Kf8?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Bg1+?
      • 1...Ke4
        • 2.Sd2#
        • 2.Bxc6#
        • 2.Ra4#
      • 1...Kc3!
    • 1.Bxf4?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Ra4#
      • 1...Kc3!
    • 1.Bxc6?
      • 1...f3
        • 2.Qe5#
      • 1...Kc3!
    • 1.Ra1?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Ra3?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Ra5?
      • threat
        • 2.Qe5#
      • 1...Ke4
        • 2.Ra4#
      • 1...c5
        • 2.Qxc5#
        • 2.Qh8#
      • 1...Kc3!
    • 1.Ra6?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Ra7?
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Rd8+?
      • 1...Ke4
        • 2.Bxc6#
      • 1...Kc3!
    • 1.Rf8?
      • 1...Ke4
        • 2.Rxf4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#
      • 1...Kc3!
    • 1.Qa5?
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qa1#
      • 1...Ke4!
    • 1.Qc5+?
      • 1...Ke4
        • 2.Sd2#
        • 2.Bxc6#
      • 1...Kxc5!
    • 1.Qf5?
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qf6#
      • 1...Kc3!
  • Keys
    • 1.Ra2!
      • 1...Kc3
        • 2.Qc5#
      • 1...Ke4
        • 2.Ra4#
      • 1...f3
        • 2.Qe5#
      • 1...c5
        • 2.Qh8#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT,P_SPINP(c)::R(H)
    • P(b);::QAB1(E)
    • P(c);SBLOCK::QAB(E)
  • Tries
    • Try
      • K(G);S_FLIGHT
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);P-FLIGHT
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);S_FLIGHT
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(G);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);XP(b)
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(F);XP(c)
      • Vars
        • P(b);::QAB1(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Threat
        • QAB1(E)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R(H)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);CHECK
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::B(F),XP(c)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::R1(H),XP(b)
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(c)
    • Try
      • Q(E);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(E)
    • Try
      • Q(E);
      • Vars
        • P(b);::QAB1(E)
        • P(c);SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(H);
    • Vars
      • K(a);S_FLIGHT::QAR2(E)
      • K(a);P-FLIGHT,P_SPINP(c)::R(H)
      • P(b);::QAB1(E)
      • P(c);SBLOCK::QAB(E)


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).