MESON Chess Problem Database

Problem Display
PID: 179962 (6R1/3npN1n/4B3/3P4/2PPk2P/3pP2K/3P3N/3b4 w - - 0 1)

Gross, Erwin

Sp. HM., Die Schwalbe, 1972

6R1/3npN1n/4B3/3P4/2PPk2P/3pP2K/3P3N/3b4

#2

11 + 6

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bc2
      • 2.Rg4#
    • 1...Bb3
      • 2.Rg4#
    • 1...Ba4
      • 2.Rg4#
    • 1...Bg4+
      • 2.Rxg4#
    • 1...Sg5+
      • 2.Sxg5#
    • 1...Sf6
      • 2.Sg5#
    • 1...Sf8
      • 2.Sg5#
  • Tries
    • 1.Sh6?
      • threat
        • 2.Bf5#
      • 1...Bg4+
        • 2.Rxg4#
      • 1...Sg5+!
  • Keys
    • 1.Rg5!
      • threat
        • 2.Bf5#
      • 1...Bg4+
        • 2.Rxg4#
      • 1...Sxg5+
        • 2.Sxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 5
  • Sets
    • B(a);N_GUARD::R(K)
    • B(a);CHECK,N_GUARD::R(K),XB(a)
    • S(f);CHECK,N_GUARD::S(J),XS(f)
    • S(f);N_GUARD::S(J)
  • Tries
    • Try
      • S(J);
      • Threat
        • B(I)
      • Vars
        • B(a);CHECK,N_GUARD::R(K),XB(a)
      • Refutation
        • S(f);CHECK
  • Actual
    • R(K);
    • Threat
      • B(I)
    • Vars
      • B(a);CHECK,N_GUARD::R(K),XB(a)
      • S(f);CHECK,XR(K)::S(J),XS(f)
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