MESON Chess Problem Database

Problem Display
PID: 174007 (3K4/7p/R5B1/3k1NR1/2pN1p2/5p2/8/3r4 w - - 0 1)

Bottacchi, Antonio

Good Companions (February), 1921

3K4/7p/R5B1/3k1NR1/2pN1p2/5p2/8/3r4

#2

6 + 6

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd4
      • 2.Se3#
      • 2.Sg3#
      • 2.Sh4#
      • 2.Sh6#
      • 2.Se7#
      • 2.Sg7#
  • Keys
    • 1.Sc2!
      • threat
        • 2.Sfe3#
        • 2.Sg3#
        • 2.Sfd4#
        • 2.Sh4#
        • 2.Sh6#
        • 2.Se7#
        • 2.Sg7#
      • 1...Ke4+
        • 2.Sd6#
      • 1...Kc5+
        • 2.Sfd4#
      • 1...Ke5+
        • 2.Sfd4#
      • 1...hxg6
        • 2.Sg3#
      • 1...c3
        • 2.Sfe3#
      • 1...Re1
        • 2.Sfe3#
        • 2.Se7#
      • 1...Rg1
        • 2.Sfe3#
        • 2.Sg3#
        • 2.Se7#
      • 1...Rd4
        • 2.Sfe3#
        • 2.Sg3#
        • 2.Sfxd4#
        • 2.Sh4#
        • 2.Sh6#
        • 2.Se7#
        • 2.Sg7#
      • 1...h6
        • 2.Sfe3#
        • 2.Sxh6#
        • 2.Se7#

There are these versions: 198632

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(A);
    • Threat
      • DUALS(7)
    • Vars
      • K(e);CHECK,S_FLIGHT::B(E)+S(B),DCHECK
      • K(e);CHECK,P-FLIGHT::R(C)+S(B)
      • P(f);XB(E)::R(C)+S(B)
      • P(c);::R(C)+S(B),DCHECK
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