MESON Chess Problem Database

Problem Display
PID: 21754 (1b2N3/8/6Pp/R1n2k2/7K/3P2p1/B4n2/2Q2R2 w - - 0 1)

Moller, Herbert

Chess Amateur (The), 1921

1b2N3/8/6Pp/R1n2k2/7K/3P2p1/B4n2/2Q2R2

#2

8 + 6

3360 Simple Two-move Themes 1924
5501 Chess Cameos 1936

SOLUTION

  • SOUND
  • Sets
    • 1...h5
      • 2.Qg5#
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qe4#
      • 1...Ke5
        • 2.Rxc5#
      • 1...Kxg6
        • 2.Qf7#
      • 1...Bf4
        • 2.Qe6#
      • 1...Be5
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(e);N_GUARD::QAR1(A)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(d);N_SPINS(a),P-FLIGHT,P_SPINS(c)::R(F),XS(c)
      • K(d);N_SPINS(a),S_FLIGHT,XP(G)::QAB1(A)
      • B(f);N_SPINS(a),P_SPINS(c),SBLOCK::QAB1(A)
      • B(f);SBLOCK::QAB1(A)
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