MESON Chess Problem Database

Problem Display
PID: 102055 (r3k1B1/r5P1/4p2n/p1NN4/1b3B1Q/2p4K/8/8 w - - 0 1)

Miltner, Vratislav

Obzory Kutnohorska, 1991

r3k1B1/r5P1/4p2n/p1NN4/1b3B1Q/2p4K/8/8

#2

7 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Sc7#
      • 2.Qe7#
    • 1...Rc7
      • 2.Sxc7#
    • 1...Re7
      • 2.Qxe7#
  • Keys
    • 1.Bc7!
      • threat
        • 2.Qe7#
      • 1...Rxc7
        • 2.Sxc7#
      • 1...Bxc5
        • 2.Qa4#
      • 1...Sxg8
        • 2.Qh5#
      • 1...exd5
        • 2.Qe1#
      • 1...Sf5
        • 2.Qh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • R(f);N_GUARD::S(E),XR(f)
    • R(f);N_GUARD::QAR1(C),XR(f)
  • Actual
    • B(B);
    • Threat
      • QAR1(C)
    • Vars
      • R(f);XB(B)::S(E),XR(f)
      • B(b);OGATE,XS(D)::QAB(C)
      • S(e);N_GUARD,XB(G)::QAB(C)
      • P(d);OGATEB,XS(E)::QAB(C)
      • S(e);N_GUARD::QAB(C)
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