MESON Chess Problem Database

Problem Display
PID: 153905 (4N1r1/R2p2Pn/3Bk3/b1P3pp/1N6/1b6/r1p3B1/5R1K w - - 0 1)

Ross, David

Hampstead and Highgate Express, 1913

(First published on Wed Jul 16 1913)

4N1r1/R2p2Pn/3Bk3/b1P3pp/1N6/1b6/r1p3B1/5R1K

#2

9 + 10

14867 BCPS Library 2015

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg7
      • 2.Sxg7#
    • 1...Ba4
      • 2.Bd5#
    • 1...Bd5
      • 2.Bxd5#
    • 1...Bxb4
      • 2.Sc7#
    • 1...Bc7
      • 2.Sxc7#
    • 1...Sf6
      • 2.Rxf6#
    • 1...Sf8
      • 2.Rf6#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Sd4#
      • 1...dxc6
        • 2.Re7#
      • 1...Sf6
        • 2.Rxf6#
      • 1...Bc3
        • 2.Sd8#
        • 2.Sc7#
      • 1...Ra4!
    • 1.Rxa5?
      • threat
        • 2.Sc7#
      • 1...Sf6
        • 2.Rxf6#
      • 1...Rxe8!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Bxd7#
      • 1...Bd5+
        • 2.Bxd5#
      • 1...Rxg7
        • 2.Sxg7#
      • 1...Bxb4
        • 2.Sc7#
      • 1...dxc6
        • 2.Re7#
      • 1...Sf6
        • 2.Rxf6#
      • 1...Ba4
        • 2.Bd5#
      • 1...Bc7
        • 2.Sxc7#
      • 1...Sf8
        • 2.Rf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(j);XP(H)::S(I),XR(j)
    • B(c);N_GUARD::B(C)
    • B(c);N_GUARD,P_PINB(C)::B(C),XB(c)
    • B(d);N_GUARD,XS(D)::S(I)
    • B(d);N_GUARD::S(I),XB(d)
    • S(i);N_GUARD::R1(A),XS(i)
    • S(i);N_GUARD::R1(A)
  • Tries
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • P(h);OGATE,XS(D)::R1(G)
        • S(i);N_GUARD::R1(A),XS(i)
      • Refutation
        • R(a);
    • Try
      • R(G);XB(d)
      • Threat
        • S(I)
      • Vars
        • S(i);N_GUARD::R1(A),XS(i)
      • Refutation
        • R(j);XS(I)
  • Actual
    • B(C);
    • Threat
      • B(C),XP(h)
    • Vars
      • B(c);CHECK,N_GUARD::B(C),XB(c)
      • R(j);XP(H)::S(I),XR(j)
      • B(d);N_GUARD,XS(D)::S(I)
      • P(h);OGATE,XB(C)::R1(G)
      • S(i);N_GUARD::R1(A),XS(i)
      • B(c);N_GUARD::B(C)
      • B(d);N_GUARD::S(I),XB(d)
      • S(i);N_GUARD::R1(A)
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