MESON Chess Problem Database

Problem Display
PID: 214563 (8/3bp3/6r1/1P1Bk3/1KR3p1/2N1N3/1B6/8 w - - 0 1)

Burlingame, EE

Cincinnati Commercial, 1880

8/3bp3/6r1/1P1Bk3/1KR3p1/2N1N3/1B6/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Se4#
    • 1...Kf6
      • 2.Se4#
    • 1...Rd6
      • 2.Sb1#
      • 2.Scd1#
      • 2.Sa2#
      • 2.Se2#
      • 2.Sa4#
    • 1...Bxb5
      • 2.Sxb5#
  • Tries
    • 1.Kc5?
      • threat
        • 2.Sb1#
        • 2.Scd1#
        • 2.Sa2#
        • 2.Se2#
        • 2.Sa4#
      • 1...Kf6
        • 2.Se4#
      • 1...Rc6+!
  • Keys
    • 1.b6!
      • threat
        • 2.Sb5#
      • 1...Kd6
        • 2.Se4#
      • 1...Kf6
        • 2.Se4#
      • 1...Bb5
        • 2.Sxb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::S(B)
    • K(b);S_FLIGHT::B(A)+S(B),DCHECK
    • B(d);XP(F)::B(A)+S(B),XB(d)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Threat
        • DUALS(5)
      • Vars
        • K(b);S_FLIGHT::B(A)+S(B),DCHECK
      • Refutation
        • R(c);CHECK
  • Actual
    • P(F);
    • Threat
      • B(A)+S(B)
    • Vars
      • K(b);S_FLIGHT::S(B)
      • K(b);S_FLIGHT::B(A)+S(B),DCHECK
      • B(d);::B(A)+S(B),XB(d)
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