MESON Chess Problem Database

Problem Display
PID: 141260 (3K4/3N4/P1p5/pP5R/1k6/1r1P4/Q7/Bn6 w - - 0 1)

Tucker, Frederick G

British Chess Magazine, 1896

3K4/3N4/P1p5/pP5R/1k6/1r1P4/Q7/Bn6

#2

8 + 5

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Ra3
      • 2.Qc4#
    • 1...cxb5
      • 2.Rh4#
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qxb3#
        • 2.Qa4#
      • 1...Rxd3+
        • 2.Sxd3#
      • 1...Kxb5
        • 2.Qxb3#
      • 1...cxb5
        • 2.Qxb3#
      • 1...Rb2
        • 2.Qxb2#
      • 1...a4
        • 2.Qxa4#
      • 1...Ra3
        • 2.Qc4#
      • 1...Rc3
        • 2.Qa4#
      • 1...Sd2
        • 2.Qa4#
      • 1...Sa3
        • 2.Qxb3#
      • 1...Sc3
        • 2.Qxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(b);OGATE,SBLOCK::QAR1(B)
    • P(e);SBLOCK,XP(D)::R(E)
  • Actual
    • S(G);
    • Threat
      • DUALS(2)
    • Vars
      • R(b);CHECK,XP(C)::S(G),XR(b)
      • K(c);P-FLIGHT,XP(D)::QAR2(B),XR(b)
      • P(e);SBLOCK,XP(D)::QAR1(B),XR(b)
      • R(b);OGATEB::QAR2(B),XR(b)
      • P(d);::QAR1(B),XP(d)
      • R(b);OGATE,SBLOCK::QAR1(B)
      • R(b);::QAR1(B)
      • S(a);::QAR1(B)
      • S(a);::QAR1(B),XR(b)
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