MESON Chess Problem Database

Problem Display
PID: 36952 (6K1/1Npp2n1/3Bk1B1/5R2/1p4p1/2q1p3/8/4Q3 w - - 0 1)

Szwedowski, Leopold Mieczyslaw

3rd Prize, Sachsische Zeitung, 1985

6K1/1Npp2n1/3Bk1B1/5R2/1p4p1/2q1p3/8/4Q3

#2

6 + 8

3748 FIDE Album (1983-1985) 1992
16307 Rozmaitosci Szachowe 2008
5454 Near Snap 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qxc3?
      • threat
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qb3#
        • 2.Qxe3#
        • 2.Qc4#
      • 1...Sxf5
        • 2.Bf7#
        • 2.Qe5#
      • 1...cxd6
        • 2.Qf6#
        • 2.Qxe3#
      • 1...Sh5
        • 2.Qe5#
        • 2.Qb3#
        • 2.Qxe3#
        • 2.Qc4#
      • 1...Se8
        • 2.Qe5#
        • 2.Qb3#
        • 2.Qxe3#
        • 2.Qc4#
      • 1...e2
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qb3#
        • 2.Qe3#
        • 2.Qc4#
      • 1...b3
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qxb3#
        • 2.Qxe3#
        • 2.Qc4#
      • 1...c5
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qxe3#
        • 2.Qc4#
      • 1...bxc3!
    • 1.Qg3?
      • threat
        • 2.Sd8#
      • 1...cxd6
        • 2.Qxd6#
      • 1...Qe5
        • 2.Qxe5#
      • 1...Qf6
        • 2.Sc5#
      • 1...Sxf5!
    • 1.Qf1?
      • threat
        • 2.Bf7#
      • 1...Sxf5
        • 2.Qxf5#
      • 1...Qf6
        • 2.Qc4#
      • 1...cxd6!
    • 1.Qxe3+?
      • 1...Qe5
        • 2.Qxe5#
      • 1...Qxe3!
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qe7#
      • 1...Sxf5
        • 2.Bf7#
      • 1...cxd6
        • 2.Sd8#
      • 1...Qe5
        • 2.Rxe5#
      • 1...Qf6
        • 2.Qxf6#

This anticipates 106229(1998)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);N_PINP(b),XQ(a)
      • Threat
        • DUALS(5)
      • Refutation
        • P(c);XQ(A)
    • Try
      • Q(A);N_PINP(b)
      • Threat
        • S(E)
      • Vars
        • P(f);OGATE,XB(C)::QAR1(A),XP(f)
        • Q(a);N_GUARD::QAR1(A),XQ(a)
        • Q(a);N_GUARD::S(E)
      • Refutation
        • S(h);XR(B)
    • Try
      • Q(A);N_PINP(b)
      • Threat
        • B(D)
      • Vars
        • S(h);OGATE,XR(B)::QAB1(A),XS(h)
        • Q(a);N_GUARD::QAB(A)
      • Refutation
        • P(f);XB(C)
    • Try
      • Q(A);CHECK,XP(b)
      • Vars
        • Q(a);N_GUARD,P_SPINQ(a)::QAR1(A),XQ(a)
      • Refutation
        • Q(a);XQ(A)
  • Actual
    • Q(A);N_PINP(b)
    • Threat
      • QAR1(A)
    • Vars
      • S(h);SBLOCK,XR(B)::B(D)
      • P(f);SBLOCK,XB(C)::S(E)
      • Q(a);N_GUARD::R1(B),XQ(a)
      • Q(a);N_GUARD::QAR1(A),XQ(a)
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