MESON Chess Problem Database

Problem Display
PID: 152168 (kB4R1/qp5R/b7/N7/2p5/8/K1P5/8 w - - 0 1)

Thomson, Robert Gavin

Good Companions (May Meredith Ty.), 1915

kB4R1/qp5R/b7/N7/2p5/8/K1P5/8

#2

6 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.Rxa7#
    • 1...b6
      • 2.Rxa7#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Bxa7#
      • 1...Qxb8
        • 2.Rxb8#
      • 1...bxc6
        • 2.Rxa7#
      • 1...Qg1
        • 2.Bg3#
      • 1...Qf2
        • 2.Bf4#
      • 1...Qe3
        • 2.Be5#
      • 1...Qd4
        • 2.Bd6#
      • 1...Qc5
        • 2.Bd6#
      • 1...Qb6
        • 2.Bc7#
      • 1...b5
        • 2.Rxa7#
      • 1...b6
        • 2.Rxa7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATE::R1(D),XQ(c)
  • Actual
    • S(C);
    • Threat
      • R(F)+B(E),XQ(c)
    • Vars
      • Q(c);OGATE,P_SPINQ(c),XB(E)::R1(F),XQ(c)
      • P(d);OGATE,XS(C)::R1(D),XQ(c)
      • Q(c);N_GUARD::R(F)+B(E)
      • Q(c);N_GUARD,P_PINP(B)::R(F)+B(E)
      • P(d);OGATE::R1(D),XQ(c)
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Developed and maintained by Brian Stephenson.
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