MESON Chess Problem Database

Problem Display
PID: 219420 (8/1p2p3/bp2R3/5NP1/p1k1N1R1/P7/3B4/1K5B w - - 0 1)

Townsend, Alonzo

Leeds Mercury Weekly Supplement, 1881

(First published on Sat Jan 22 1881)

8/1p2p3/bp2R3/5NP1/p1k1N1R1/P7/3B4/1K5B

#2

9 + 6

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sf2+?
      • 1...Kb5
        • 2.Re5#
      • 1...Kc5
        • 2.Re5#
      • 1...Kb3!
    • 1.Sc3+?
      • 1...Kd3
        • 2.Rd4#
      • 1...Kc5
        • 2.Be3#
        • 2.Re5#
      • 1...Kb3!
    • 1.Seg3+?
      • 1...Kd3
        • 2.Rd4#
      • 1...Kb5
        • 2.Re5#
      • 1...Kc5
        • 2.Re5#
      • 1...Kb3!
    • 1.Sc5+?
      • 1...Kxc5
        • 2.Re5#
      • 1...Kb5!
    • 1.Sed6+?
      • 1...Kd3
        • 2.Rd4#
      • 1...Kc5
        • 2.Be3#
        • 2.Bb4#
        • 2.Re5#
      • 1...Kb3!
    • 1.Sf6+?
      • 1...Kd3
        • 2.Rd4#
      • 1...Kb5
        • 2.Re5#
      • 1...Kc5
        • 2.Re5#
      • 1...Kb3!
  • Keys
    • 1.Bb4!
      • 1...Kb3
        • 2.Sd2#
      • 1...Kd3
        • 2.Sf2#
      • 1...Kb5
        • 2.Sc3#
      • 1...Kd5
        • 2.Sc5#
      • 1...Bb5
        • 2.Sc5#
      • 1...b5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(b);S_FLIGHT::R(I)
        • K(b);P-FLIGHT::R(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(b);S_FLIGHT::R1(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(b);S_FLIGHT::R1(F)
        • K(b);S_FLIGHT::R(I)
        • K(b);P-FLIGHT::R(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(b);P-FLIGHT,XS(E)::R(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(b);S_FLIGHT::R1(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(b);S_FLIGHT::R1(F)
        • K(b);S_FLIGHT::R(I)
        • K(b);P-FLIGHT::R(I)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(b);S_FLIGHT::S(E)
      • K(b);S_FLIGHT::B(B)+S(E)
      • B(c);SBLOCK::R(F)+S(E)
      • P(d);SBLOCK::R(F)+S(E)
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