MESON Chess Problem Database

Problem Display
PID: 200801 (7K/b6N/5B2/1Ppk1P2/1PNp1Rp1/5r2/Q5r1/3R2nB w - - 0 1)

le Grand, Henk

diagrammes, 1974

7K/b6N/5B2/1Ppk1P2/1PNp1Rp1/5r2/Q5r1/3R2nB

#2

11 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.Bxd4!
      • threat
        • 2.Sf6#
      • 1...Rxa2
        • 2.Bb2#
      • 1...Rb3
        • 2.Bc3#
      • 1...Rh2
        • 2.Bf2#
      • 1...Rh3
        • 2.Be3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(I);XP(d)
    • Threat
      • S(J)
    • Vars
      • R(b);N_GUARD,P_SPINR(c),XQ(C)::R(A)+B(I)
      • R(c);N_GUARD,P_SPINR(b)::R(A)+B(I)
      • R(b);P_PINS(J),P_SPINR(c)::R(A)+B(I)
      • R(c);P_PINS(J),P_SPINR(b)::R(A)+B(I)
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