MESON Chess Problem Database

Problem Display
PID: 211135 (8/8/2pP1pP1/2pk1p2/K1N2p2/2pN1P2/2R1R3/B7 w - - 0 1)

Guidelli, Giorgio

The Observer, 1921

(First published on Sun Nov 6 1921)

8/8/2pP1pP1/2pk1p2/K1N2p2/2pN1P2/2R1R3/B7

#2

9 + 7

13194 Il Resto del Carlino 1923
15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Red2!
      • 1...Kxc4
        • 2.Sb2#
      • 1...Kd4
        • 2.Sde5#
      • 1...Ke6
        • 2.Sxc5#
      • 1...cxd2
        • 2.Sxf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(C);
    • Vars
      • K(d);P_SPINP(a),S_FLIGHT,XS(G)::S(D)
      • K(d);P-FLIGHT,P_SPINP(a)::R(C)+S(D)
      • K(d);S_FLIGHT::S(D),XP(c)
      • P(a);XR(C)::S(D),XP(b)
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