MESON Chess Problem Database

Problem Display
PID: 44395 (8/1K6/B4pp1/1Q6/3pkp2/1NB2p1R/4r1N1/8 w - - 0 1)

Gilberg, Charles Alexander

Source?, 0000

8/1K6/B4pp1/1Q6/3pkp2/1NB2p1R/4r1N1/8

#2

7 + 7

176 Crumbs from the Chess-board 1890

SOLUTION

  • SOUND
  • Sets
    • 1...Re1
      • 2.Sd2#
    • 1...Rd2
      • 2.Sxd2#
    • 1...Re3
      • 2.Sd2#
    • 1...d3
      • 2.Qxd3#
  • Keys
    • 1.Se3!
      • threat
        • 2.Qe8#
      • 1...Kxe3
        • 2.Qxe2#
      • 1...Rxe3
        • 2.Sd2#
      • 1...dxe3
        • 2.Qd3#
      • 1...fxe3
        • 2.Rh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • R(a);N_GUARD::S(B)
    • R(a);N_GUARD::S(B),XR(a)
    • P(c);::QAB1(E),XP(c)
  • Actual
    • S(A);
    • Threat
      • QAR(E)
    • Vars
      • K(d);OGATEB,P-FLIGHT,P_SPINP(b),XS(A)::QAR1(E),XR(a)
      • R(a);N_GUARD,SBLOCK,XS(A)::S(B)
      • P(c);XS(A)::QAB1(E)
      • P(e);OGATEB,SBLOCK,XS(A)::R(D)
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