MESON Chess Problem Database

Problem Display
PID: 218599 (2K5/1P6/1kN5/2b4R/7R/4p3/4P3/4B3 w - - 0 1)

Arnold, William E

Newark Sunday Call, 1882

2K5/1P6/1kN5/2b4R/7R/4p3/4P3/4B3

#2

7 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.b8Q+?
      • 1...Ka6
        • 2.Ra4#
        • 2.Qb7#
      • 1...Kxc6!
    • 1.b8R+?
      • 1...Ka6
        • 2.Ra4#
      • 1...Kxc6!
  • Keys
    • 1.b8S!
      • 1...Kb5
        • 2.Rb4#
      • 1...Ba3
        • 2.Ba5#
      • 1...Bb4
        • 2.Rxb4#
      • 1...Bd4
        • 2.Ba5#
      • 1...Bd6
        • 2.Ba5#
      • 1...Be7
        • 2.Ba5#
      • 1...Bf8
        • 2.Ba5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(F);CHECK
      • Refutation
        • K(c);P-FLIGHT,XS(E)
    • Try
      • P(F);CHECK
      • Vars
        • K(c);P-FLIGHT::R(C)
      • Refutation
        • K(c);P-FLIGHT,XS(E)
  • Actual
    • P(F);
    • Vars
      • K(c);P-FLIGHT,P_SPINB(b)::R1(C)
      • B(b);::B(A)
      • B(b);N_GUARD::R(C),XB(b)
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