MESON Chess Problem Database

Problem Display
PID: 182241 (8/8/8/8/8/8/k1BQP1K1/8 w - - 0 1)

Spencer, George Burt

St. Paul's Dispatch, 1906

8/8/8/8/8/8/k1BQP1K1/8

#2

4 + 1

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3?
      • 1...Ka1
        • 2.Qa3#
      • 1...Kb2!
    • 1.Qd3?
      • 1...Ka1
        • 2.Qa3#
      • 1...Kb2!
    • 1.Qd6?
      • 1...Ka1
        • 2.Qa3#
      • 1...Kb2!
  • Keys
    • 1.Qb4!
      • 1...Ka1
        • 2.Qa3#
        • 2.Qb1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(B);
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