MESON Chess Problem Database

Problem Display
PID: 142901 (N3Q3/3p4/2p2P2/b2Rp1q1/BBk4r/2PR2p1/8/5NKb w - - 0 1)

Winter-Wood, Edward John

London Opinion, 1905

(First published on Thu Feb 2 1905)

N3Q3/3p4/2p2P2/b2Rp1q1/BBk4r/2PR2p1/8/5NKb

#2

10 + 9

15254 EJWW Scrapbook 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Qd2
      • 2.Sxd2#
    • 1...Qe3+
      • 2.Sxe3#
    • 1...Qxf6
      • 2.Sd2#
      • 2.Se3#
    • 1...Qg4
      • 2.Sd2#
      • 2.Se3#
    • 1...Qf5
      • 2.Sd2#
      • 2.Se3#
    • 1...Qh5
      • 2.Sd2#
      • 2.Se3#
    • 1...Qg6
      • 2.Sd2#
      • 2.Se3#
    • 1...Qg7
      • 2.Sd2#
      • 2.Se3#
    • 1...Qg8
      • 2.Sd2#
      • 2.Se3#
    • 1...Rf4
      • 2.Sd2#
      • 2.Se3#
    • 1...Bxb4
      • 2.Sb6#
    • 1...Bb6+
      • 2.Sxb6#
    • 1...e4
      • 2.R3d4#
      • 2.R5d4#
    • 1...d6
      • 2.Qxc6#
  • Tries
    • 1.Qc8?
      • threat
        • 2.Qa6#
      • 1...Qe3+
        • 2.Sxe3#
      • 1...Bb6+
        • 2.Sxb6#
      • 1...Rd4!
  • Keys
    • 1.Re3!
      • threat
        • 2.Rc5#
      • 1...Qxe3+
        • 2.Sxe3#
      • 1...Kxd5
        • 2.Qf7#
      • 1...Bxd5
        • 2.Sd2#
      • 1...Bxb4
        • 2.Sb6#
      • 1...cxd5
        • 2.Sd2#
      • 1...Bb6
        • 2.Sxb6#
      • 1...e4
        • 2.Rd4#
      • 1...c5
        • 2.Rxc5#
      • 1...d6
        • 2.Qxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • Q(g);N_GUARD::S(A),XQ(g)
    • Q(g);CHECK,N_GUARD::S(A),XQ(g)
    • B(e);N_GUARD,XB(F)::S(I)
    • B(e);CHECK,N_GUARD::S(I),XB(e)
    • P(i);OGATE::QAR2(J),XP(h)
  • Tries
    • Try
      • Q(J);P_PINP(h)
      • Threat
        • QAB(J)
      • Vars
        • Q(g);CHECK,N_GUARD::S(A),XQ(g)
        • B(e);CHECK,N_GUARD::S(I),XB(e)
      • Refutation
        • R(d);
  • Actual
    • R(D);
    • Threat
      • R1(G)
    • Vars
      • Q(g);CHECK,XR(D)::S(A),XQ(g)
      • K(c);OGATEB,S_FLIGHT,XR(G)::QAB(J)
      • B(a);SBLOCK,XR(G)::S(A)
      • B(e);N_GUARD,XB(F)::S(I)
      • P(h);SBLOCK,XR(G)::S(A)
      • B(e);N_GUARD,P_PINR(D)::S(I),XB(e)
      • P(f);N_GUARD,S_CUTR(d)::R1(G)
      • P(h);::R1(G),XP(h)
      • P(i);OGATE::QAR2(J),XP(h)
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