MESON Chess Problem Database

Problem Display
PID: 137826 (2n5/4p2N/K7/1R1PpP1R/3Pk1p1/1N3p1P/5Bn1/1bQ2B2 w - - 0 1)

Paslack, Rainer

3rd Prize, Freie Presse, 1998

2n5/4p2N/K7/1R1PpP1R/3Pk1p1/1N3p1P/5Bn1/1bQ2B2

#2

12 + 8

14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Qe3#
    • 1...Se3
      • 2.Qxe3#
    • 1...Sf4
      • 2.Sd2#
      • 2.Qe3#
    • 1...Sh4
      • 2.Qe3#
    • 1...e6
      • 2.Sf6#
  • Tries
    • 1.Bc4?
      • threat
        • 2.Sc5#
      • 1...Se3
        • 2.Qxe3#
      • 1...exd4!
    • 1.Qf4+?
      • 1...Sxf4
        • 2.Sd2#
      • 1...exf4
        • 2.Sd2#
      • 1...Kxf4!
    • 1.Qg5?
      • threat
        • 2.Sd2#
      • 1...Se3
        • 2.Qxe3#
      • 1...exd4!
    • 1.Qh6?
      • threat
        • 2.Sd2#
      • 1...Se3
        • 2.Qxe3#
      • 1...exd4!
    • 1.Qe1+?
      • 1...Kf4
        • 2.Bg3#
        • 2.Qxe5#
      • 1...Se3
        • 2.Qxe3#
      • 1...Sxe1!
    • 1.Qc7?
      • threat
        • 2.Qxe5#
      • 1...Kf4
        • 2.Qxe5#
      • 1...exd4
        • 2.Sd2#
      • 1...Sd6!
    • 1.hxg4?
      • threat
        • 2.Sg5#
      • 1...Se3
        • 2.Qxe3#
      • 1...exd4!
    • 1.d6?
      • threat
        • 2.Rxe5#
      • 1...exd4
        • 2.Sg5#
      • 1...exd6
        • 2.Sf6#
      • 1...Se3
        • 2.Qxe3#
      • 1...Bd3!
  • Keys
    • 1.f6!
      • threat
        • 2.Rxe5#
      • 1...exd4
        • 2.Sc5#
      • 1...exf6
        • 2.Sxf6#
      • 1...Se3
        • 2.Qxe3#

There are these versions: 233286

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • S(b);N_GUARD::QAR1(A)
    • S(b);N_GUARD::QAR1(A),XS(b)
    • P(g);N_GUARD::S(L)
  • Tries
    • Try
      • B(B);
      • Threat
        • S(D)
      • Vars
        • S(b);N_GUARD::QAR1(A),XS(b)
      • Refutation
        • P(f);XP(F)
    • Try
      • Q(A);CHECK
      • Vars
        • S(b);SBLOCK,XQ(A)::S(D)
        • P(f);SBLOCK,XQ(A)::S(D)
      • Refutation
        • K(d);P-FLIGHT,XQ(A)
    • Try
      • Q(A);
      • Threat
        • S(D)
      • Vars
        • S(b);N_GUARD::QAR1(A),XS(b)
      • Refutation
        • P(f);XP(F)
    • Try
      • Q(A);
      • Threat
        • S(D)
      • Vars
        • S(b);N_GUARD::QAR1(A),XS(b)
      • Refutation
        • P(f);XP(F)
    • Try
      • Q(A);CHECK
      • Vars
        • S(b);N_GUARD,P_SPINS(b)::QAR1(A),XS(b)
      • Refutation
        • S(b);XQ(A)
    • Try
      • Q(A);
      • Threat
        • QAR1(A),XP(f)
      • Vars
        • K(d);P-FLIGHT,P_SPINP(f)::QAB1(A),XP(f)
        • P(f);XP(F)::S(D)
      • Refutation
        • S(h);
    • Try
      • P(E);XP(e)
      • Threat
        • S(L)
      • Vars
        • S(b);N_GUARD::QAR1(A),XS(b)
      • Refutation
        • P(f);XP(F)
    • Try
      • P(H);
      • Threat
        • R1(G),XP(f)
      • Vars
        • P(f);XP(F)::S(L)
        • P(g);N_GUARD,XP(H)::S(L)
        • S(b);N_GUARD::QAR1(A),XS(b)
      • Refutation
        • B(a);P_PINR(G)
  • Actual
    • P(I);
    • Threat
      • R1(J),XP(f)
    • Vars
      • P(f);XP(F)::S(D)
      • P(g);XP(I)::S(L),XP(g)
      • S(b);N_GUARD::QAR1(A),XS(b)
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