MESON Chess Problem Database

Problem Display
PID: 165597 (4B3/1KB1p2q/P2N4/P1k1pp2/1NP1r3/P2PPQ2/1n6/1r5b w - - 0 1)

Maleika, Gerhard

Probleemblad, 2016

4B3/1KB1p2q/P2N4/P1k1pp2/1NP1r3/P2PPQ2/1n6/1r5b

#2

12 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.Ka7?
      • threat
        • 2.Sb7#
      • 1...Rxe3
        • 2.Qxe3#
      • 1...Sxd3
        • 2.Sxd3#
      • 1...exd6!
    • 1.Ka8?
      • threat
        • 2.Sb7#
      • 1...Sxd3
        • 2.Sxd3#
      • 1...exd6
        • 2.Bb6#
      • 1...Rxe3!
    • 1.Kb8?
      • threat
        • 2.Sb7#
      • 1...Rxe3
        • 2.Qxe3#
      • 1...exd6
        • 2.Bb6#
      • 1...Sxd3!
  • Keys
    • 1.Kc8!
      • threat
        • 2.Sb7#
      • 1...Rxe3
        • 2.Qxe3#
      • 1...Sxd3
        • 2.Sxd3#
      • 1...exd6
        • 2.Bb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(J);P-FLIGHT
      • Threat
        • S(I)
      • Vars
        • R(d);OGATE,XP(C)::QAB(D),XR(d)
        • S(c);XP(B)::S(E),XS(c)
      • Refutation
        • P(h);P_PINB(K),XS(I)
    • Try
      • K(J);S_FLIGHT
      • Threat
        • S(I)
      • Vars
        • S(c);XP(B)::S(E),XS(c)
        • P(h);SBLOCK,XS(I)::B(K)
      • Refutation
        • R(d);P_PINQ(D),XP(C)
    • Try
      • K(J);P-FLIGHT
      • Threat
        • S(I)
      • Vars
        • R(d);OGATE,XP(C)::QAB(D),XR(d)
        • P(h);SBLOCK,XS(I)::B(K)
      • Refutation
        • S(c);P_PINS(E),XP(B)
  • Actual
    • K(J);S_FLIGHT
    • Threat
      • S(I)
    • Vars
      • R(d);OGATE,XP(C)::QAB(D),XR(d)
      • S(c);XP(B)::S(E),XS(c)
      • P(h);SBLOCK,XS(I)::B(K)
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