MESON Chess Problem Database

Problem Display
PID: 41988 (8/2b5/5BK1/3P1P1p/1Q6/3r2kr/2PpR2p/2RN3B w - - 0 1)

Janet, Frank

Pittsburgh Gazette-Times, 1917

8/2b5/5BK1/3P1P1p/1Q6/3r2kr/2PpR2p/2RN3B

#2

10 + 7

3979 Systematic Terminology 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Rxe3#
    • 1...Rf3
      • 2.Rg2#
    • 1...Rxd5
      • 2.Re3#
    • 1...Rh4
      • 2.Qxh4#
    • 1...Ba5
      • 2.Be5#
    • 1...Be5
      • 2.Bxe5#
    • 1...Bb6
      • 2.Be5#
    • 1...Bd8
      • 2.Be5#
  • Tries
    • 1.Qd6+?
      • 1...Kg4
        • 2.Sf2#
        • 2.Re4#
      • 1...Bxd6!
  • Keys
    • 1.Qe4!
      • threat
        • 2.Rg2#
      • 1...Rh4
        • 2.Qxh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 7
  • Sets
    • R(c);N_GUARD::R(E),XR(c)
    • R(c);SBLOCK::R1(E)
    • R(c);N_GUARD,XP(G)::R(E)
    • R(e);N_GUARD::QAB1(F),XR(e)
    • B(g);N_GUARD::B(I)
    • B(g);N_GUARD::B(I),XB(g)
  • Tries
    • Try
      • Q(F);CHECK
      • Refutation
        • B(g);XQ(F)
  • Actual
    • Q(F);
    • Threat
      • R1(E)
    • Vars
      • R(e);N_GUARD::QAB1(F),XR(e)
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