MESON Chess Problem Database

Problem Display
PID: 7901 (8/1K5B/p1R1Pb2/p2kp1p1/4p3/7R/2NpN1PQ/Bn3n2 w - - 0 1)

Szwedowski, Leopold Mieczyslaw

1st Prize, Segers-80 JT, 1994-1995

8/1K5B/p1R1Pb2/p2kp1p1/4p3/7R/2NpN1PQ/Bn3n2

#2

10 + 10

5110 Bekroonde Problemen 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Be7
      • 2.Qxe5#
    • 1...Bd8
      • 2.Qxe5#
    • 1...Sa3
      • 2.Sc3#
    • 1...Sc3
      • 2.Sxc3#
    • 1...Sxh2
      • 2.Se3#
    • 1...Se3
      • 2.Sxe3#
    • 1...Sg3
      • 2.Se3#
    • 1...a4
      • 2.Sb4#
  • Tries
    • 1.Sg3?
      • threat
        • 2.Bxe4#
      • 1...Sxg3
        • 2.Se3#
      • 1...e3
        • 2.Be4#
      • 1...Sc3!
    • 1.Bg8?
      • threat
        • 2.e7#
      • 1...Be7
        • 2.Qxe5#
      • 1...e3!
    • 1.Rhc3?
      • threat
        • 2.R3c5#
      • 1...Sxc3
        • 2.Sxc3#
      • 1...Be7!
    • 1.Re3?
      • threat
        • 2.Bxe4#
      • 1...Sxe3
        • 2.Sxe3#
      • 1...Sc3
        • 2.Sxc3#
      • 1...Sg3!
    • 1.Qg3?
      • threat
        • 2.Qb3#
      • 1...Sxg3
        • 2.Se3#
      • 1...Sa3
        • 2.Sc3#
      • 1...Sc3
        • 2.Sxc3#
      • 1...Se3
        • 2.Sxe3#
      • 1...a4
        • 2.Sb4#
      • 1...e3!
  • Keys
    • 1.Ra3!
      • threat
        • 2.Rxa5#
      • 1...Sxa3
        • 2.Sc3#
      • 1...Be7
        • 2.Qxe5#
      • 1...Bd8
        • 2.Qxe5#
      • 1...Sc3
        • 2.Sxc3#
      • 1...a4
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(j);N_GUARD::QAR1(E),XP(g)
    • S(a);N_GUARD::S(C)
    • S(a);N_GUARD::S(C),XS(a)
    • S(b);N_GUARD,XQ(E)::S(B)
    • S(b);N_GUARD::S(B),XS(b)
    • S(b);N_GUARD::S(B)
    • P(e);N_GUARD::S(B)
  • Tries
    • Try
      • S(C);
      • Threat
        • B(J),XP(d)
      • Vars
        • S(b);N_GUARD,XS(C)::S(B)
        • P(d);::B(J)
      • Refutation
        • S(a);
    • Try
      • B(J);
      • Threat
        • B(J)+P(H)
      • Vars
        • B(j);N_GUARD::QAR1(E),XP(g)
      • Refutation
        • P(d);
    • Try
      • R(F);
      • Threat
        • R1(F)
      • Vars
        • S(a);XR(F)::S(C),XS(a)
      • Refutation
        • B(j);
    • Try
      • R(F);
      • Threat
        • B(J),XP(d)
      • Vars
        • S(b);XR(F)::S(B),XS(b)
        • S(a);N_GUARD::S(C),XS(a)
      • Refutation
        • S(b);
    • Try
      • Q(E);
      • Threat
        • QAB(E)
      • Vars
        • S(b);N_GUARD,XQ(E)::S(B)
        • S(a);N_GUARD::S(C)
        • S(a);N_GUARD::S(C),XS(a)
        • S(b);N_GUARD::S(B),XS(b)
        • P(e);N_GUARD::S(B)
      • Refutation
        • P(d);
  • Actual
    • R(F);
    • Threat
      • R(F),XP(e)
    • Vars
      • S(a);N_GUARD,XR(F)::S(C)
      • B(j);N_GUARD::QAR1(E),XP(g)
      • S(a);N_GUARD::S(C),XS(a)
      • P(e);N_GUARD::S(B)
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