MESON Chess Problem Database

Problem Display
PID: 146167 (rn4B1/1r1p4/nN4Q1/pk6/p3p3/P2b1p2/1q2N2K/bRR3B1 w - - 0 1)

Rietveld, Johannes Jacob

1st HM., La Correspondencia de Valencia, 1934

rn4B1/1r1p4/nN4Q1/pk6/p3p3/P2b1p2/1q2N2K/bRR3B1

#2

9 + 13

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Rxb6
      • 2.Qxb6#
    • 1...Bxb1
      • 2.Bc4#
    • 1...Bc2
      • 2.Sc3#
      • 2.Bc4#
    • 1...Bc4
      • 2.Bxc4#
    • 1...f2
      • 2.Sd4#
  • Keys
    • 1.Sc8!
      • threat
        • 2.Sd6#
      • 1...Rb6
        • 2.Qxb6#
      • 1...Bc2
        • 2.Sc3#
      • 1...Bc4
        • 2.Bxc4#
      • 1...Sb4
        • 2.Rc5#
      • 1...Sc5
        • 2.Rxc5#
      • 1...Sc7
        • 2.Rc5#
      • 1...f2
        • 2.Sd4#
      • 1...e3
        • 2.Qxd3#
      • 1...d6
        • 2.Sxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • R(j);OGATE,XS(G)::QAR1(H),XR(j)
    • B(c);N_GUARD,N_SPINQ(b),XR(A)::B(I)
    • B(c);N_GUARD::B(I),XB(c)
    • P(d);N_PINS(D)::S(D)
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • R(j);N_GUARD::QAR1(H),XR(j)
      • B(c);N_PINS(D)::S(D)
      • B(c);N_GUARD::B(I),XB(c)
      • S(i);N_GUARD,N_SPINQ(b)::R1(B)
      • S(i);N_GUARD::R1(B),XS(i)
      • S(i);N_GUARD::R1(B)
      • P(d);N_PINS(D)::S(D)
      • P(f);OGATE::QAB(H),XB(c)
      • P(k);::S(G),XP(k)
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Developed and maintained by Brian Stephenson.
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