MESON Chess Problem Database

Problem Display
PID: 93918 (8/3B2nb/8/1n6/kp1p4/pN6/r1P2Q2/b1N3K1 w - - 0 1)

Zimmermann, Stepan

Casopis ceskoslovenskych sachistu, 1916

8/3B2nb/8/1n6/kp1p4/pN6/r1P2Q2/b1N3K1

#2

6 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...d3
      • 2.Qa7#
  • Keys
    • 1.c4!
      • threat
        • 2.Bxb5#
      • 1...bxc4 ep
        • 2.Qxd4#
      • 1...dxc4 ep
        • 2.Qa7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(f);OGATE::QAR(D)
  • Actual
    • P(C);
    • Threat
      • B(F),XS(g)
    • Vars
      • P(e);EP,OGATEB,XP(C)::QAR(D),XP(f)
      • P(f);EP,OGATE,XP(C)::QAR(D)
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