MESON Chess Problem Database

Problem Display
PID: 166098 (8/8/2p2p1K/N1p2Q2/r2k1BR1/p7/BP1b4/1n1Rr2b w - - 0 1)

Andersson, Gunnar

Skakbladet, 1929

8/8/2p2p1K/N1p2Q2/r2k1BR1/p7/BP1b4/1n1Rr2b

#2

8 + 10

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Be5#
    • 1...Re4
      • 2.Qd7#
    • 1...Rc4
      • 2.Sb3#
    • 1...Sc3
      • 2.Rxd2#
  • Keys
    • 1.Bc4!
      • threat
        • 2.Qd3#
      • 1...Rxc4
        • 2.Sb3#
      • 1...Re3
        • 2.Be5#
      • 1...Re4
        • 2.Qd7#
      • 1...Be4
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(b);N_PINB(D),SBLOCK::R(E)+B(D),DCHECK
    • R(b);SBLOCK,S_CUTB(c)::QAR(G)
    • R(f);SBLOCK::S(F)
    • S(a);N_GUARD::R(A),XB(d)
  • Actual
    • B(B);
    • Threat
      • QAR1(G)
    • Vars
      • R(f);SBLOCK,XB(B)::S(F)
      • R(b);N_PINB(D),SBLOCK::R(E)+B(D),DCHECK
      • R(b);SBLOCK,S_CUTB(c)::QAR(G)
      • B(c);SBLOCK,S_CUTR(b)::QAB(G),XP(j)
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