MESON Chess Problem Database

Problem Display
PID: 190392 (r2B3b/3N2N1/2Bk2p1/1P6/3r1p2/2n2Q1K/5Rn1/6R1 w - - 0 1)

Mira-Kraft, Edwin

Leipziger Volkszeitung, 2000

(First published on Fri Jun 30 2000)

r2B3b/3N2N1/2Bk2p1/1P6/3r1p2/2n2Q1K/5Rn1/6R1

#2

9 + 8

16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Rxg6#
    • 1...Se3
      • 2.Rxg6#
  • Keys
    • 1.Qe3!
      • threat
        • 2.Se8#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qe7#
      • 1...Rxd8
        • 2.Qe5#
      • 1...Bxg7
        • 2.Qe7#
      • 1...Sxe3
        • 2.Rxg6#
      • 1...Sxb5
        • 2.Qe6#
      • 1...fxe3
        • 2.Rf6#
      • 1...Rd3
        • 2.Se8#
      • 1...Re4
        • 2.Qc5#
      • 1...Rd5
        • 2.Se8#
        • 2.Qe6#
        • 2.Qe7#
      • 1...Se4
        • 2.Qxd4#
      • 1...Sd5
        • 2.Se8#
        • 2.Qe5#
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • S(a);OGATE::R(A),XP(f)
  • Actual
    • Q(C);
    • Threat
      • DUALS(4)
    • Vars
      • R(g);XB(I)::QAB1(C)
      • B(h);XS(H)::QAB1(C)
      • S(a);OGATE,XQ(C)::R(A),XP(f)
      • S(b);XP(E)::QAR1(C)
      • P(d);OGATE,XQ(C)::R(B)
      • R(c);P_PINQ(C)::S(H)
      • R(c);OGATE::QAB1(C)
      • S(b);N_GUARD::QAR2(C),XR(c)
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