MESON Chess Problem Database

Problem Display
PID: 208734 (8/5N2/5p2/3P1P2/1K1Bk3/7P/4pP2/4Q3 w - - 0 1)

Zagyva, Imre

Magyarorszag es a Nagyvilag, 1875

8/5N2/5p2/3P1P2/1K1Bk3/7P/4pP2/4Q3

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qxe2+?
      • 1...Kxd4
        • 2.Qc4#
      • 1...Kf4
        • 2.Qg4#
      • 1...Kxf5
        • 2.Qg4#
      • 1...Kxd5!
  • Keys
    • 1.Be3!
      • 1...Kd3
        • 2.Qb1#
      • 1...Kf3
        • 2.Qh1#
      • 1...Kxd5
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qb1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK,XP(a)
      • Vars
        • K(b);OGATEB,P-FLIGHT,XB(E)::QAR1(A)
        • K(b);P-FLIGHT::QAR1(A)
        • K(b);S_FLIGHT,XP(G)::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT,XP(F)
  • Actual
    • B(E);N_PINP(a)
    • Vars
      • K(b);S_FLIGHT::QAB(A)
      • K(b);S_FLIGHT,XP(F)::QAB(A)
      • K(b);S_FLIGHT,XP(G)::QAB(A)
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