MESON Chess Problem Database

Problem Display
PID: 217029 (bk2K3/1p2N3/1n6/1PR5/8/8/8/6B1 w - - 0 1)

Tereshenko, Nikolai Semenovich

Vsemirnaya Illustrantiya, 1884

(First published on Mon Oct 27 1884)

bk2K3/1p2N3/1n6/1PR5/8/8/8/6B1

#2

5 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Sa4
      • 2.Rc8#
    • 1...Sc4
      • 2.Rc8#
    • 1...Sd5
      • 2.Rc8#
    • 1...Sd7
      • 2.Rc8#
    • 1...Sc8
      • 2.Rxc8#
  • Tries
    • 1.Kf7?
      • 1...Sa4
        • 2.Rc8#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#
      • 1...Ka7!
    • 1.Kd8?
      • 1...Sa4
        • 2.Rc8#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#
      • 1...Ka7!
    • 1.Bf2?
      • 1...Sa4
        • 2.Rc8#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#
      • 1...Ka7!
    • 1.Be3?
      • 1...Sa4
        • 2.Rc8#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#
      • 1...Ka7!
    • 1.Bd4?
      • 1...Sa4
        • 2.Rc8#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#
      • 1...Ka7!
  • Keys
    • 1.Rc7!
      • 1...Ka7
        • 2.Sc6#
      • 1...Kxc7
        • 2.Bh2#
      • 1...Sc4
        • 2.Rc8#
      • 1...Sa4
        • 2.Rc8#
      • 1...Sd5
        • 2.Rc8#
      • 1...Sd7
        • 2.Rc8#
      • 1...Sc8
        • 2.Rxc8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::R1(C)
    • S(a);N_GUARD::R1(C),XS(a)
  • Tries
    • Try
      • K(E);S_FLIGHT
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • K(E);P-FLIGHT
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(d);P_SPINP(b),P_SPINS(a),S_FLIGHT::S(D)
      • K(d);OGATEB,S_FLIGHT,XR(C)::B(A)
      • S(a);N_GUARD::R1(C)
      • S(a);N_GUARD::R1(C),XS(a)
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