MESON Chess Problem Database

Problem Display
PID: 245632 (2Q5/2pB1K2/1p6/1R3N2/N1k2p2/pn6/4P3/1n6 w - - 0 1)

Musante, Horacio Luis

Parallele 50, 1951

2Q5/2pB1K2/1p6/1R3N2/N1k2p2/pn6/4P3/1n6

#2

7 + 7

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sc3
      • 2.Sxb6#
    • 1...Sa1
      • 2.Qxc7#
    • 1...Sc1
      • 2.Qxc7#
    • 1...Sd2
      • 2.Qxc7#
    • 1...Sd4
      • 2.Sd6#
  • Keys
    • 1.Qh8!
      • 1...Sc5
        • 2.Qd4#
      • 1...c5
        • 2.Sxb6#
      • 1...c6
        • 2.Sd6#
      • 1...Sc3
        • 2.Qxc3#
      • 1...S1d2
        • 2.Qc3#
      • 1...Sa1
        • 2.Qd4#
      • 1...Sc1
        • 2.Qd4#
      • 1...S3d2
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sa5
        • 2.Qd4#
      • 1...a2
        • 2.Sb2#
      • 1...f3
        • 2.Se3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 5
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::S(B),XP(f)
    • S(c);N_GUARD::QAR(G),XP(g)
    • S(c);SBLOCK::S(D)
  • Actual
    • Q(G);N_PINP(g)
    • Vars
      • S(c);N_GUARD::QAR1(G)
      • P(g);N_GUARD::S(B),XP(f)
      • P(g);N_GUARD::S(D)
      • S(a);N_GUARD::QAR1(G),XS(a)
      • S(a);N_GUARD::QAR1(G)
      • S(c);N_GUARD::QAR1(G),XS(c)
      • P(b);N_GUARD::S(B)
      • P(e);N_GUARD::S(D)
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