MESON Chess Problem Database

Problem Display
PID: 245212 (b1R1NQ1B/4P3/2Ppp3/3k1pN1/nPpP1P1K/5pP1/4BP2/3r2n1 w - - 0 1)

Szoghy, Jozsef

Scacchi e Scienze Applicate, 1987

b1R1NQ1B/4P3/2Ppp3/3k1pN1/nPpP1P1K/5pP1/4BP2/3r2n1

#2

14 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd4
      • 2.Sf6#
    • 1...Bxc6
      • 2.Sc7#
    • 1...Sh3
      • 2.Bxf3#
  • Tries
    • 1.Sxf3?
      • threat
        • 2.Sf6#
      • 1...Sxf3+
        • 2.Bxf3#
      • 1...Ke4
        • 2.Sf6#
      • 1...e5!
    • 1.Qh6?
      • threat
        • 2.Qxe6#
      • 1...e5
        • 2.Qxd6#
      • 1...Sc5!
    • 1.Qxf5+?
      • 1...e5
        • 2.Qe4#
      • 1...exf5!
    • 1.Qf6?
      • threat
        • 2.Qxe6#
      • 1...e5
        • 2.Qxd6#
      • 1...Sc5!
  • Keys
    • 1.Sxe6!
      • threat
        • 2.Qxf5#
      • 1...Ke4
        • 2.Sf6#
      • 1...Kxe6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • R(a);P_PINP(F),SBLOCK,XP(E)::S(L)
    • B(j);SBLOCK,XP(I)::S(L)
    • S(b);N_GUARD::B(A),XP(c)
  • Tries
    • Try
      • S(H);XP(c)
      • Threat
        • S(L)
      • Vars
        • S(b);CHECK,OGATE,XS(H)::B(A),XS(b)
        • K(f);S_FLIGHT::S(L)
      • Refutation
        • P(i);
    • Try
      • Q(M);
      • Threat
        • QAB1(M),XP(i)
      • Vars
        • P(i);OGATE::QAR1(M),XP(h)
      • Refutation
        • S(d);
    • Try
      • Q(M);CHECK,XP(g)
      • Vars
        • P(i);P_SPINP(i)::QAB1(M)
      • Refutation
        • P(i);XQ(M)
    • Try
      • Q(M);
      • Threat
        • QAB1(M),XP(i)
      • Vars
        • P(i);OGATE::QAR1(M),XP(h)
      • Refutation
        • S(d);
  • Actual
    • S(H);XP(i)
    • Threat
      • QAR2(M),XP(g)
    • Vars
      • K(f);S_FLIGHT::S(L)
      • K(f);S_FLIGHT,XS(H)::S(L)
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