MESON Chess Problem Database

Problem Display
PID: 109525 (8/4p1K1/8/3RnkN1/5pb1/8/2P3Q1/8 w - - 0 1)

Tot, Otakar

La Presse, 1895

8/4p1K1/8/3RnkN1/5pb1/8/2P3Q1/8

#2

5 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Rxe5#
      • 1...Ke4
        • 2.Rxe5#
      • 1...Ke6
        • 2.Sd4#
      • 1...Bxf3
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • R1(C),XS(c)
    • Vars
      • K(d);N_SPINS(c),S_FLIGHT::R1(C),XS(c)
      • K(d);N_SPINS(c),S_FLIGHT::S(D)
      • B(b);OGATE,XS(D)::QAB1(B)
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