MESON Chess Problem Database

Problem Display
PID: 139043 (3K4/1p6/1pk2P2/1N3p2/P2PnN2/2P5/2R5/7B w - - 0 1)

Kipping, Cyril Stanley

The Problemist, 1937

3K4/1p6/1pk2P2/1N3p2/P2PnN2/2P5/2R5/7B

#2

9 + 5

5454 Near Snap 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • 1...f4
        • 2.Bxe4#
      • 1...Kd5!
    • 1.Sh3?
      • 1...f4
        • 2.Bxe4#
      • 1...Kd5!
    • 1.Sh5?
      • 1...f4
        • 2.Bxe4#
      • 1...Kd5!
    • 1.Se6?
      • 1...f4
        • 2.Bxe4#
      • 1...Kd5!
  • Keys
    • 1.Rg2!
      • 1...Sxc3
        • 2.Rc2#
      • 1...Sxf6
        • 2.Rg6#
      • 1...Sd2
        • 2.Rxd2#
      • 1...Sf2
        • 2.Rxf2#
      • 1...Sg3
        • 2.Rxg3#
      • 1...Sc5
        • 2.d5#
      • 1...Sg5
        • 2.Rxg5#
      • 1...Sd6
        • 2.Sa7#

Anticipated by 140100(1916), 58111(1928)

This anticipates 140101(1938), 157162(1946), 145956(1951)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • P(b);N_GUARD::B(A),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • S(F);
      • Vars
        • P(b);N_GUARD::B(A),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • S(F);
      • Vars
        • P(b);N_GUARD::B(A),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • S(F);
      • Vars
        • P(b);N_GUARD::B(A),XS(a)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • R(B);N_PINS(a)
    • Vars
      • S(a);OGATEB,XP(C)::B(A)+R(B)
      • S(a);OGATEB,XP(H)::B(A)+R(B)
      • S(a);OGATEB::B(A)+R(B),XS(a)
      • S(a);SBLOCK::P(E)
      • S(a);SBLOCK::S(G)
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