MESON Chess Problem Database

Problem Display
PID: 99320 (6B1/8/2K2N1p/6NR/3kPB2/2p4R/1n6/8 w - - 0 1)

Notaro, Rosario

Magyar Sakkelet, 1978

6B1/8/2K2N1p/6NR/3kPB2/2p4R/1n6/8

#2

8 + 4

45 Schach 2001
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Sf3#
    • 1...Sc4
      • 2.Se6#
  • Tries
    • 1.Kd6?
      • threat
        • 2.Be5#
      • 1...Sd3
        • 2.Sf3#
        • 2.Be3#
      • 1...Sc4+!
    • 1.Be3+?
      • 1...Ke5
        • 2.Sgh7#
        • 2.Sg4#
        • 2.Sd7#
      • 1...Kd3!
    • 1.Rd3+?
      • 1...Sxd3
        • 2.Sf3#
      • 1...Kxd3!
  • Keys
    • 1.Sgh7!
      • threat
        • 2.Be5#
      • 1...Sd3
        • 2.Be3#
      • 1...Sc4
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::S(D)
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • B(C)
      • Refutation
        • S(a);CHECK
    • Try
      • B(C);CHECK
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(A);CHECK
      • Vars
        • S(a);SBLOCK,XR(A)::S(D)
      • Refutation
        • K(c);P-FLIGHT,XR(A)
  • Actual
    • S(D);
    • Threat
      • B(C)
    • Vars
      • S(a);SBLOCK::B(C)
      • S(a);SBLOCK::R1(E)
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