MESON Chess Problem Database

Problem Display
PID: 189424 (3K4/3n2p1/3k2p1/1R1P2R1/3P4/8/8/8 w - - 0 1)

Pauly, Wolfgang

More White Rooks, 1911

3K4/3n2p1/3k2p1/1R1P2R1/3P4/8/8/8

#2

5 + 4

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sc5
      • 2.Rb6#
      • 2.dxc5#
    • 1...Se5
      • 2.dxe5#
    • 1...Sb6
      • 2.Rxb6#
      • 2.Rxg6#
    • 1...Sf6
      • 2.Rb6#
    • 1...Sb8
      • 2.Rxg6#
    • 1...Sf8
      • 2.Rb6#
  • Tries
    • 1.Re5?
      • threat
        • 2.Re6#
      • 1...Sc5
        • 2.Rb6#
      • 1...Sf8
        • 2.Rb6#
      • 1...Sxe5!
  • Keys
    • 1.Ra5!
      • 1...Sb8
        • 2.Rxg6#
      • 1...Sc5
        • 2.dxc5#
      • 1...Se5
        • 2.dxe5#
      • 1...Sb6
        • 2.Rxg6#
      • 1...Sf6
        • 2.Ra6#
      • 1...Sf8
        • 2.Ra6#

There are these versions: 40009

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(c);OGATE::P(A),XS(c)
    • S(c);N_GUARD::R(B)
    • S(c);N_GUARD::R(D),XP(b)
  • Tries
    • Try
      • R(D);
      • Threat
        • R1(D)
      • Vars
        • S(c);N_GUARD::R(B)
      • Refutation
        • S(c);XR(D)
  • Actual
    • R(B);
    • Vars
      • S(c);N_GUARD::R(D),XP(b)
      • S(c);OGATE::P(A),XS(c)
      • S(c);N_GUARD::R(B)
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