MESON Chess Problem Database

Problem Display
PID: 206045 (8/5R2/4Kn2/3p4/3Nk1nb/1Q2B3/p3b1NP/8 w - - 0 1)

Tompuri, Ismo

Tehtavaniekka, 2018

8/5R2/4Kn2/3p4/3Nk1nb/1Q2B3/p3b1NP/8

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bf3
      • 2.Qc2#
    • 1...Sxe3
      • 2.Qxe3#
    • 1...Sd7
      • 2.Rf4#
    • 1...Sh7
      • 2.Rf4#
    • 1...Se8
      • 2.Rf4#
    • 1...Sg8
      • 2.Rf4#
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sd2#
      • 1...Kxf3
        • 2.Qxd5#
      • 1...Bxf3
        • 2.Qc2#
      • 1...Sxe3
        • 2.Qxe3#
      • 1...Be1
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(b);N_GUARD::QAB(C)
    • S(d);OGATE,XB(D)::QAR1(C),XS(d)
    • S(g);OGATE::R1(G)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • K(c);P_SPINS(g),S_FLIGHT,XS(E)::QAB(C),XP(f)
      • B(b);N_GUARD,SBLOCK,XS(E)::QAB(C)
      • S(d);OGATE,XB(D)::QAR1(C),XS(d)
      • B(e);N_GUARD::S(E)
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