MESON Chess Problem Database

Problem Display
PID: 268916 (5R2/4pBp1/8/8/4PpP1/2pKBk2/8/6R1 w - - 0 1)

Lipton, Michael

Problemist Ukraini, 2023

5R2/4pBp1/8/8/4PpP1/2pKBk2/8/6R1

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...fxe3
      • 2.Ba2#
      • 2.Bb3#
      • 2.Bc4#
      • 2.Bd5#
      • 2.Bh5#
      • 2.Be6#
      • 2.Bg6#
      • 2.Be8#
      • 2.Bg8#
  • Tries
    • 1.Bd5?
      • threat
        • 2.Rxf4#
        • 2.e5#
      • 1...e6
        • 2.Rxf4#
      • 1...g5
        • 2.e5#
      • 1...e5!
    • 1.Bh5?
      • threat
        • 2.Rxf4#
        • 2.g5#
      • 1...e5
        • 2.g5#
      • 1...g6
        • 2.Rxf4#
      • 1...g5!
  • Keys
    • 1.Bb3!
      • threat
        • 2.Bd1#
        • 2.Rxf4#
      • 1...c2
        • 2.Rxf4#
      • 1...e5
        • 2.Bd1#
      • 1...g5
        • 2.Bd1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);P_PINP(c)
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::R1(G),XP(c)
        • P(e);::B(F)+P(D)
      • Refutation
        • P(d);
    • Try
      • B(F);P_PINP(c)
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::B(F)+P(E)
        • P(e);::R1(G),XP(c)
      • Refutation
        • P(e);
  • Actual
    • B(F);P_PINP(c)
    • Threat
      • DUALS(2)
    • Vars
      • P(a);::R1(G),XP(c)
      • P(d);::B(F)
      • P(e);::B(F)
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