MESON Chess Problem Database

Problem Display
PID: 216248 (5Q2/6B1/3P3n/3bqp2/1K1k4/1n1p4/2pN1PB1/8 w - - 0 1)

Peipers, Fritz

Canadian Illustrated News, 1882

5Q2/6B1/3P3n/3bqp2/1K1k4/1n1p4/2pN1PB1/8

#2

7 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qf6
      • 2.Bxf6#
      • 2.Qxf6#
    • 1...Qxg7
      • 2.Qxg7#
    • 1...Bc6
      • 2.Sxb3#
    • 1...Bb7
      • 2.Sxb3#
    • 1...Ba8
      • 2.Sxb3#
  • Keys
    • 1.Qa8!
      • threat
        • 2.Qxd5#
      • 1...Bxg2
        • 2.Sxb3#
      • 1...Bxa8
        • 2.Sxb3#
      • 1...Bf3
        • 2.Sxb3#
        • 2.Sxf3#
      • 1...Bc4
        • 2.Sf3#
      • 1...Be4
        • 2.Sxb3#
      • 1...Bc6
        • 2.Sxb3#
      • 1...Be6
        • 2.Sf3#
      • 1...Bb7
        • 2.Sxb3#
      • 1...Bf7
        • 2.Sf3#
      • 1...Bg8
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • Q(f);N_SPINQ(f),OGATE,XB(F)::QAB(G),XQ(f)
    • B(e);N_GUARD::S(A),XS(b)
  • Actual
    • Q(G);
    • Threat
      • QAR1(G),XB(e)
    • Vars
      • B(e);N_GUARD,XB(C)::S(A),XS(b)
      • B(e);N_GUARD,XQ(G)::S(A),XS(b)
      • B(e);N_GUARD::S(A)
      • B(e);N_GUARD::S(A),XS(b)
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