MESON Chess Problem Database

Problem Display
PID: 161268 (3n3B/3Q4/3P4/2Pk4/2R5/1K1p1q2/3b1N2/4n2B w - - 0 1)

Albrecht, Hermann

Pirmasenser Zeitung, 1938

(First published on Sat Jul 2 1938)

3n3B/3Q4/3P4/2Pk4/2R5/1K1p1q2/3b1N2/4n2B

#2

8 + 6

15601 Albrecht-Leiss-Degener Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.Bxe4#
    • 1...Sc2
      • 2.Bxf3#
    • 1...Sc6
      • 2.Qf7#
    • 1...Se6
      • 2.Qb7#
  • Keys
    • 1.Sxd3!
      • threat
        • 2.Rd4#
      • 1...Sxd3
        • 2.Bxf3#
      • 1...Bc3
        • 2.Sf4#
      • 1...Be3
        • 2.Sb4#
      • 1...Sc2
        • 2.Bxf3#
      • 1...Sc6
        • 2.Qf7#
      • 1...Se6
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • Q(d);OGATE::B(A),XQ(d)
    • S(a);N_GUARD::B(A),XQ(d)
    • S(f);N_GUARD,SBLOCK::QAB(G)
  • Actual
    • S(B);P_SPINS(B),XP(c)
    • Threat
      • R1(D)
    • Vars
      • S(a);N_GUARD,XS(B)::B(A),XQ(d)
      • B(b);N_PINS(B)::S(B)
      • S(a);N_GUARD::B(A),XQ(d)
      • S(f);N_GUARD,SBLOCK::QAB(G)
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