MESON Chess Problem Database

Problem Display
PID: 161329 (7K/3pN3/pQ1p4/P3kpN1/1R5P/4n2P/4n3/8 w - - 0 1)

Planck, Charles

Milwaukee Sunday Telegraph, 1886

7K/3pN3/pQ1p4/P3kpN1/1R5P/4n2P/4n3/8

#2

8 + 7

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.Qxd6#
    • 1...Sc1
      • 2.Qd4#
    • 1...Sg1
      • 2.Qd4#
    • 1...Sc3
      • 2.Qd4#
    • 1...Sg3
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sf4
      • 2.Qd4#
    • 1...d5
      • 2.Sf3#
      • 2.Sf7#
      • 2.Sg6#
  • Tries
    • 1.Sg6+?
      • 1...Kf6
        • 2.Qxd6#
      • 1...Kd5!
    • 1.Re4+?
      • 1...Kf6
        • 2.Qxd6#
      • 1...fxe4!
  • Keys
    • 1.Rf4!
      • 1...Kxf4
        • 2.Qxd6#
      • 1...Kf6
        • 2.Qxd6#
      • 1...Sxf4
        • 2.Qb2#
      • 1...Sd1
        • 2.Rxf5#
      • 1...Sc1
        • 2.Qd4#
      • 1...Sg1
        • 2.Qd4#
      • 1...Sc3
        • 2.Qd4#
      • 1...Sg3
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sf1
        • 2.Rxf5#
      • 1...Sc2
        • 2.Rxf5#
      • 1...Sg2
        • 2.Rxf5#
      • 1...Sc4
        • 2.Rxf5#
      • 1...Sg4
        • 2.Rxf5#
      • 1...Sd5
        • 2.Rxf5#
      • 1...d5
        • 2.Sg6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • K(c);P_SPINP(f),S_FLIGHT::QAR2(F),XP(f)
    • S(a);N_GUARD::QAB1(F)
    • S(a);N_GUARD::QAB1(F),XS(a)
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • K(c);P_SPINP(f),S_FLIGHT::QAR2(F),XP(f)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(B);CHECK
      • Vars
        • K(c);P_SPINP(f),S_FLIGHT::QAR2(F),XP(f)
      • Refutation
        • P(d);XR(B)
  • Actual
    • R(B);
    • Vars
      • K(c);S_FLIGHT,XR(B)::QAB(F),XP(f)
      • K(c);P_SPINP(d),S_FLIGHT::QAR2(F),XP(f)
      • S(a);N_GUARD,SBLOCK,XR(B)::QAB(F)
      • S(b);N_GUARD::R1(B),XP(d)
      • S(a);N_GUARD::QAB1(F)
      • S(a);N_GUARD::QAB1(F),XS(a)
      • P(f);SBLOCK::S(G)
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