MESON Chess Problem Database

Problem Display
PID: 109269 (8/8/q7/7k/6N1/3BB2K/8/5R2 w - - 0 1)

Rusek, Jan Andrzej

Kronika Beskidzka, 1958

8/8/q7/7k/6N1/3BB2K/8/5R2

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qc4
      • 2.Sf6#
    • 1...Qb5
      • 2.Sf6#
    • 1...Qb7
      • 2.Sf6#
    • 1...Qa2
      • 2.Sf6#
    • 1...Qa3
      • 2.Sf6#
    • 1...Qa4
      • 2.Sf6#
    • 1...Qa5
      • 2.Sf6#
    • 1...Qf6
      • 2.Sxf6#
    • 1...Qa7
      • 2.Sf6#
    • 1...Qa8
      • 2.Sf6#
  • Keys
    • 1.Rf6!
      • threat
        • 2.Bg6#
      • 1...Qxd3
        • 2.Rh6#
      • 1...Qxf6
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 9
  • Sets
    • Q(b);N_GUARD::S(E)
    • Q(b);N_GUARD,SBLOCK::S(E)
    • Q(b);N_GUARD::S(E),XQ(b)
  • Actual
    • R(A);
    • Threat
      • B(B)
    • Vars
      • Q(b);N_GUARD,P_PINB(C),XB(B)::R1(A)
      • Q(b);XR(A)::S(E),XQ(b)
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