MESON Chess Problem Database

Problem Display
PID: 223152 (1B6/2n5/b6n/2p2p2/Q1Pk1p2/2N2P2/2RK4/8 w - - 0 1)

Anonymous

Holyoke Transcript, 1881

1B6/2n5/b6n/2p2p2/Q1Pk1p2/2N2P2/2RK4/8

#2

7 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Se2#
    • 1...Sd5
      • 2.Se2#
    • 1...Se6
      • 2.Se2#
    • 1...Sa8
      • 2.Se2#
    • 1...Se8
      • 2.Se2#
  • Tries
    • 1.Qd7+?
      • 1...Kxc4
        • 2.Qa4#
      • 1...Sd5
        • 2.Se2#
        • 2.Qxd5#
      • 1...Ke5!
  • Keys
    • 1.Qe8!
      • threat
        • 2.Se2#
      • 1...Kxc4
        • 2.Qa4#
      • 1...Bxc4
        • 2.Qh8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • S(g);::S(C)
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(F)::QAR2(E)
      • Refutation
        • K(a);P_SPINS(g),S_FLIGHT
  • Actual
    • Q(E);
    • Threat
      • S(C)
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(F)::QAR2(E)
      • B(e);SBLOCK,XP(F)::QAB(E)
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