MESON Chess Problem Database

Problem Display
PID: 218529 (8/8/B7/5K2/4N3/1p6/bpkN1B2/rRn5 w - - 0 1)

Wash, Benjamin S

Cincinnati Commercial, 1881

8/8/B7/5K2/4N3/1p6/bpkN1B2/rRn5

#2

6 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Rxb2+?
      • 1...Kd1
        • 2.Sc3#
      • 1...Kxb2!
  • Keys
    • 1.Sc4!
      • 1...Kxb1
        • 2.Sa3#
      • 1...Kd1
        • 2.Se3#
      • 1...Kd3
        • 2.Sa3#
      • 1...Rxb1
        • 2.Se3#
      • 1...Bxb1
        • 2.Se3#
      • 1...Se2
        • 2.Sa3#
      • 1...Sd3
        • 2.Sa3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK,XP(d)
      • Vars
        • K(e);S_FLIGHT::S(D)
      • Refutation
        • K(e);P-FLIGHT,XR(A)
  • Actual
    • S(B);
    • Vars
      • K(e);S_FLIGHT,XR(A)::S(B)
      • K(e);P_SPINS(b),S_FLIGHT::S(B)
      • K(e);S_FLIGHT::B(F)+S(B)
      • R(a);SBLOCK,XR(A)::S(B)
      • B(c);SBLOCK,XR(A)::S(B)
      • S(b);::S(B)
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