MESON Chess Problem Database

Problem Display
PID: 122215 (8/8/5pKB/4RQ2/rN2n1p1/1B6/p3PpP1/Rb2kr2 w - - 0 1)

Rietveld, Johannes Jacob

Highly Comm., El Diluvio, 1932-1933

8/8/5pKB/4RQ2/rN2n1p1/1B6/p3PpP1/Rb2kr2

#2

9 + 9

1577 Jaarboek 1933
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Sd3#
    • 1...Sc3
      • 2.Sd3#
    • 1...Sg3
      • 2.Sd3#
    • 1...Sd6
      • 2.Sd3#
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qd1#
      • 1...Sd2+
        • 2.Sd3#
      • 1...Sc3+
        • 2.Sc2#
        • 2.Sd3#
      • 1...Sg3+
        • 2.Sc2#
        • 2.Sd3#
      • 1...Sc5+
        • 2.Sc2#
      • 1...Sg5+
        • 2.Sc2#
      • 1...Sd6+
        • 2.Sd3#
      • 1...Kxe2
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • S(g);P_PINQ(G)::S(E)
  • Actual
    • Q(G);
    • Threat
      • QAR1(G)
    • Vars
      • S(g);CHECK::S(E)
      • K(b);N_SPINB(a),P-FLIGHT,P_SPINS(g),XP(B)::QAR1(G)
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