MESON Chess Problem Database

Problem Display
PID: 195033 (3B4/3Q4/2B5/1PnNkP2/8/4p3/1K6/8 w - - 0 1)

Janet, Frank

Pittsburgh Gazette-Times, 1918

3B4/3Q4/2B5/1PnNkP2/8/4p3/1K6/8

#2

7 + 3

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Bc7+?
      • 1...Ke4
        • 2.Sc3#
        • 2.Sb4#
        • 2.Sf4#
        • 2.Sb6#
        • 2.Sf6#
        • 2.Se7#
      • 1...Kd4!
  • Keys
    • 1.Qd6+!
      • 1...Kd4
        • 2.Sb6#
      • 1...Ke4
        • 2.Se7#
      • 1...Kxf5
        • 2.Sxe3#
      • 1...Kxd6
        • 2.Bc7#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(G);CHECK
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(F);CHECK
    • Vars
      • K(c);S_FLIGHT::QAR(F)+S(C)
      • K(c);P-FLIGHT::B(E)+S(C)
      • K(c);P-FLIGHT,XP(D)::S(C),XP(a)
      • K(c);S_FLIGHT,XQ(F)::B(G)
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