MESON Chess Problem Database

Problem Display
PID: 73855 (3R4/p2N4/1p3Rp1/3k4/3p2r1/5P2/KB2P3/1Q3rb1 w - - 0 1)

Jordan, Gijsbertus

Tijdschrift vd KNSB, 1938

3R4/p2N4/1p3Rp1/3k4/3p2r1/5P2/KB2P3/1Q3rb1

#2

8 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Se5+?
      • 1...Kc5
        • 2.Ba3#
      • 1...Kxe5!
    • 1.Sxb6+?
      • 1...Kc5
        • 2.Ba3#
      • 1...Ke5!
  • Keys
    • 1.Bxd4!
      • threat
        • 2.Se5#
        • 2.Sxb6#
      • 1...Kc4
        • 2.Se5#
      • 1...Kxd4
        • 2.Qd3#
      • 1...Rxd4
        • 2.Qb5#
      • 1...Bxd4
        • 2.Qb3#
      • 1...b5
        • 2.Se5#
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • K(e);P-FLIGHT::B(C)
      • Refutation
        • K(e);P-FLIGHT,P_SPINP(c),XS(G)
    • Try
      • S(G);CHECK,XP(f)
      • Vars
        • K(e);P-FLIGHT::B(C)
      • Refutation
        • K(e);P-FLIGHT,P_SPINP(c)
  • Actual
    • B(C);XP(c)
    • Threat
      • DUALS(2)
    • Vars
      • K(e);S_FLIGHT::S(G)
      • K(e);OGATEB,P-FLIGHT,XB(C)::QAR1(A)
      • R(d);SBLOCK,XB(C)::QAR2(A)
      • B(b);SBLOCK,XB(C)::QAB(A)
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