MESON Chess Problem Database

Problem Display
PID: 101623 (4b3/5p2/1Q1N1B2/1p1pbp1K/1RPrpN2/Ppk5/1r1p4/1n1B4 w - - 0 1)

Gockel, Hubert

diagrammes, 1995

4b3/5p2/1Q1N1B2/1p1pbp1K/1RPrpN2/Ppk5/1r1p4/1n1B4

#2

9 + 13

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Rxb3#
    • 1...Rd3
      • 2.Se2#
    • 1...Rxc4
      • 2.Qe3#
    • 1...Bxf4
      • 2.Qxd4#
    • 1...Bxd6
      • 2.Bxd4#
      • 2.Qxd4#
  • Keys
    • 1.Rxb5!
      • threat
        • 2.Qa5#
      • 1...Rxc4
        • 2.Qe3#
      • 1...Bxf4
        • 2.Qxd4#
      • 1...Bxd6
        • 2.Qxd4#
      • 1...Ra2
        • 2.Rxb3#
      • 1...Rc2
        • 2.Rxb3#
      • 1...Rd3
        • 2.Se2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(b);N_GUARD::R1(C),XP(d)
    • R(f);P_SPINB(j),SBLOCK::S(E)
    • R(f);OGATE,P_SPINB(j),XP(D)::QAR2(G)
    • B(j);N_GUARD,P_SPINR(f),XS(E)::QAB1(G),XR(f)
  • Actual
    • R(C);XP(h)
    • Threat
      • QAB(G)
    • Vars
      • R(f);OGATE,P_SPINB(j),XP(D)::QAR2(G)
      • B(j);N_GUARD,P_SPINR(f),XS(E)::QAB1(G),XR(f)
      • B(j);N_GUARD,P_SPINR(f),XS(H)::QAB1(G),XR(f)
      • R(b);N_GUARD::R1(C),XP(d)
      • R(f);P_SPINB(j),SBLOCK::S(E)
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