MESON Chess Problem Database

Problem Display
PID: 6913 (2b5/2Rp4/1p5r/7r/4ppBp/2B4K/P1kP1N2/3R1N2 w - - 0 1)

de Castro, B

Social Chess Quarterly (The), 1934

2b5/2Rp4/1p5r/7r/4ppBp/2B4K/P1kP1N2/3R1N2

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Rh7
      • 2.Be5#
    • 1...Rh8
      • 2.Be5#
    • 1...f3
      • 2.Se3#
    • 1...d5
      • 2.Bf6#
    • 1...d6
      • 2.Be5#
  • Keys
    • 1.Ra1!
      • threat
        • 2.Bd1#
      • 1...f3
        • 2.Se3#
      • 1...d5
        • 2.Bf6#
      • 1...d6
        • 2.Be5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • R(g);N_GUARD::R(I)+B(F)
    • P(c);N_GUARD::S(B)
    • P(h);P_PINB(H),S_CUTR(e)::R(I)+B(F)
    • P(h);P_PINB(H),S_CUTR(g)::R(I)+B(F)
  • Actual
    • R(A);
    • Threat
      • B(H)
    • Vars
      • P(c);N_GUARD::S(B)
      • P(h);P_PINB(H),S_CUTR(e)::R(I)+B(F)
      • P(h);P_PINB(H),S_CUTR(g)::R(I)+B(F)
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