MESON Chess Problem Database

Problem Display
PID: 99343 (8/1B6/5N2/p7/r5p1/p3k1K1/8/3Q3b w - - 0 1)

Paszto, Gyorgy

Magyar Sakkelet, 1984

8/1B6/5N2/p7/r5p1/p3k1K1/8/3Q3b

#2

4 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Sd5#
    • 1...Be4
      • 2.Sxg4#
  • Tries
    • 1.Ba6?
      • threat
        • 2.Qd3#
      • 1...Rd4
        • 2.Qe2#
        • 2.Qe1#
      • 1...Be4
        • 2.Sxg4#
      • 1...Rc4!
  • Keys
    • 1.Be4!
      • threat
        • 2.Qd3#
      • 1...Rxe4
        • 2.Sd5#
      • 1...Bxe4
        • 2.Sxg4#
      • 1...Rd4
        • 2.Qe1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(d);SBLOCK,S_CUTB(a)::S(C)
    • B(a);S_CUTR(d)::S(C),XP(e)
  • Tries
    • Try
      • B(D);
      • Threat
        • QAR1(A)
      • Vars
        • B(a);SBLOCK,S_CUTR(d)::S(C),XP(e)
      • Refutation
        • R(d);
  • Actual
    • B(D);
    • Threat
      • QAR1(A)
    • Vars
      • R(d);SBLOCK,XB(D)::S(C)
      • B(a);SBLOCK,XB(D)::S(C),XP(e)
      • R(d);SBLOCK::QAR2(A)
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