MESON Chess Problem Database

Problem Display
PID: 93898 (7Q/8/1p6/1K2P1p1/3pk1B1/5R2/3p3P/3N4 w - - 0 1)

Tuzar, Vaclav

Ceske listy sachove, 1899

7Q/8/1p6/1K2P1p1/3pk1B1/5R2/3p3P/3N4

#2

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qg8?
      • 1...Kxe5
        • 2.Qe6#
      • 1...d3!
    • 1.e6?
      • 1...d3
        • 2.Sc3#
      • 1...Kd5!
  • Keys
    • 1.Rd3!
      • 1...Kxd3
        • 2.Qh7#
      • 1...Kf4
        • 2.Rxd4#
      • 1...Kd5
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);
      • Vars
        • K(c);OGATEB,P-FLIGHT,XP(F)::QAR1(G)
      • Refutation
        • P(b);
    • Try
      • P(F);
      • Vars
        • P(b);N_GUARD::S(A)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(c);S_FLIGHT,XR(C)::QAB(G)
      • K(c);P-FLIGHT::R(C),XP(b)
      • K(c);P_SPINP(b),S_FLIGHT::S(A)
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