MESON Chess Problem Database

Problem Display
PID: 248246 (b6B/5p1n/2R1prBp/2P1k1qR/3N1NQ1/2P2Kp1/8/n7 w - - 0 1)

Leroy, Dominique

Het Belgisch Schaakbord (L'Echiquier Belge), 1996

b6B/5p1n/2R1prBp/2P1k1qR/3N1NQ1/2P2Kp1/8/n7

#2

10 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc6+
      • 2.Sxc6#
    • 1...fxg6
      • 2.Qxe6#
  • Tries
    • 1.Ke2?
      • threat
        • 2.Sf3#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...fxg6
        • 2.Rxe6#
      • 1...Qf5!
    • 1.Ke3?
      • threat
        • 2.Sf3#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...Sc2+!
  • Keys
    • 1.Kxg3!
      • threat
        • 2.Sf3#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...fxg6
        • 2.Rxe6#
      • 1...Qf5
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(j);CHECK,XR(H)::S(C),XB(j)
    • P(h);N_GUARD,XB(I)::QAR1(E),XP(e)
  • Tries
    • Try
      • K(B);N_SPINR(H),N_SPINS(D),S_FLIGHT
      • Threat
        • S(C)
      • Vars
        • B(j);XR(H)::S(C),XB(j)
        • P(h);N_GUARD,XB(I)::R1(H),XP(e)
      • Refutation
        • Q(d);
    • Try
      • K(B);N_SPINR(H),P-FLIGHT
      • Threat
        • S(C)
      • Vars
        • B(j);XR(H)::S(C),XB(j)
      • Refutation
        • S(a);CHECK
  • Actual
    • K(B);N_SPINR(H),N_SPINS(D),P-FLIGHT,P_SPINQ(E),XP(b)
    • Threat
      • S(C)
    • Vars
      • B(j);XR(H)::S(C),XB(j)
      • P(h);N_GUARD,XB(I)::R1(H),XP(e)
      • Q(d);N_PINQ(E)::QAR(E)
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