MESON Chess Problem Database

Problem Display
PID: 103949 (2r1b3/8/2p4b/5p2/3QNk2/4pp1K/8/1n5n w - - 0 1)

Janet, Frank

Pittsburgh Gazette-Times, 1915

(First published on Sun Dec 5 1915)

2r1b3/8/2p4b/5p2/3QNk2/4pp1K/8/1n5n

#2

3 + 10

2642 Good Companions (February) 1917
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bg5
      • 2.Sd2#
      • 2.Sf2#
      • 2.Sc3#
      • 2.Sg3#
      • 2.Sc5#
      • 2.Sd6#
      • 2.Sf6#
    • 1...fxe4
      • 2.Qf6#
  • Keys
    • 1.Kh4!
      • threat
        • 2.Sd2#
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sg3#
        • 2.Sc5#
        • 2.Sg5#
        • 2.Sd6#
        • 2.Sf6#
      • 1...Bg5+
        • 2.Sxg5#
      • 1...fxe4
        • 2.Qf6#
      • 1...f2
        • 2.Sd2#
        • 2.Sg5#
      • 1...Rd8
        • 2.Sd6#
      • 1...Bg7
        • 2.Sf6#
      • 1...Sd2
        • 2.Sxd2#
      • 1...Sc3
        • 2.Sxc3#
      • 1...Sf2
        • 2.Sxf2#
      • 1...Sg3
        • 2.Sxg3#
      • 1...c5
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(f);OGATEB,P_SPINP(f),SBLOCK,XS(C)::QAR2(B)
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • DUALS(8)
    • Vars
      • B(h);CHECK::QAR(B)+S(C),XB(h)
      • P(f);OGATEB,P_SPINP(f),SBLOCK,XS(C)::QAR2(B)
      • R(i);::QAR(B)+S(C)
      • B(h);::QAR(B)+S(C)
      • S(a);::QAR(B)+S(C),XS(a)
      • S(b);::QAR(B)+S(C),XS(b)
      • P(g);::QAR(B)+S(C),XP(g)
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