MESON Chess Problem Database

Problem Display
PID: 93749 (3b4/1bB5/3r2R1/r3P2Q/p3kp1P/2P2p2/BP2pP1K/8 w - - 0 1)

Feigl, Maximilian

Ceske listy sachove, 1898

3b4/1bB5/3r2R1/r3P2Q/p3kp1P/2P2p2/BP2pP1K/8

#2

10 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg6
      • 2.Qxg6#
    • 1...Bd5
      • 2.Bb1#
  • Keys
    • 1.Qh7!
      • threat
        • 2.Re6#
      • 1...Kd3
        • 2.Rxd6#
      • 1...Kxe5
        • 2.Re6#
      • 1...Kf5
        • 2.Rg5#
      • 1...Rxg6
        • 2.Qxg6#
      • 1...Re6
        • 2.Rxe6#
        • 2.Rf6#
      • 1...Rf6
        • 2.Rxf6#
      • 1...Rd7
        • 2.Rg7#
      • 1...Bf6
        • 2.Rg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • R(g);OGATE,XR(I)::QAB(H),XR(g)
    • B(h);SBLOCK,S_CUTR(g)::B(A)
  • Actual
    • Q(H);
    • Threat
      • QAB(H)+R(I)
    • Vars
      • K(d);S_FLIGHT::QAB(H)+R(I),DCHECK,XR(g)
      • K(d);P-FLIGHT,P_SPINR(g),XP(G)::R1(I)
      • K(d);S_FLIGHT::QAB(H)+R(I),DCHECK
      • R(g);OGATE,P_SPINR(g),XR(I)::QAB(H),XR(g)
      • R(g);::QAB(H)+R(I),XR(g)
      • R(g);N_GUARD::QAB(H)+R(I)
      • B(i);S_CUTR(g)::QAB(H)+R(I)
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