MESON Chess Problem Database

Problem Display
PID: 101130 (3B4/5K2/7p/2p4k/2B3p1/R4p1r/8/5R1N w - - 0 1)

Mendes de Moraes Filho, Feliciano

Good Companions, 1922

3B4/5K2/7p/2p4k/2B3p1/R4p1r/8/5R1N

#2

6 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxh1
      • 2.Rxh1#
    • 1...Rh2
      • 2.Sg3#
    • 1...Rg3
      • 2.Sxg3#
    • 1...Rh4
      • 2.Sg3#
  • Keys
    • 1.Be2!
      • 1...Rxh1
        • 2.Rxh1#
      • 1...fxe2
        • 2.Rf5#
      • 1...g3
        • 2.Bxf3#
      • 1...Rh2
        • 2.Sg3#
      • 1...Rg3
        • 2.Sxg3#
      • 1...Rh4
        • 2.Sg3#
      • 1...f2
        • 2.Rxh3#
      • 1...c4
        • 2.Ra5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • R(b);OGATE,XS(B)::R(A),XR(b)
    • R(b);N_GUARD::S(B)
    • R(b);N_GUARD::S(B),XR(b)
  • Actual
    • B(D);
    • Vars
      • R(b);OGATE,XS(B)::R(A),XR(b)
      • P(a);OGATE,XB(D)::R(A)
      • P(c);OGATEB,P_SPINP(a)::B(D),XP(a)
      • R(b);N_GUARD::S(B)
      • R(b);N_GUARD::S(B),XR(b)
      • P(a);OGATE,P_SPINP(c)::R(C),XR(b)
      • P(d);OGATEB::R(C)
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