MESON Chess Problem Database

Problem Display
PID: 198285 (1BQ5/2P1p1K1/1N1rB3/2P1k3/8/5P2/b3N1n1/b3R3 w - - 0 1)

Robinson, Yechiel

Rivista del Club Argentino de Ajedrez, 1920

1BQ5/2P1p1K1/1N1rB3/2P1k3/8/5P2/b3N1n1/b3R3

#2

10 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rd8
      • 2.cxd8Q#
      • 2.cxd8S#
      • 2.cxd8B#
      • 2.cxd8R#
    • 1...Bb1
      • 2.Sc4#
    • 1...Bc4
      • 2.Sxc4#
  • Keys
    • 1.Qh8!
      • threat
        • 2.Kf7#
      • 1...Kxe6+
        • 2.Sd4#
      • 1...Rxe6
        • 2.Qh5#
      • 1...Bxe6
        • 2.Kg6#
      • 1...Rd8
        • 2.cxd8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • B(b);N_GUARD::S(E)
    • B(b);N_GUARD::S(E),XB(b)
  • Actual
    • Q(J);
    • Threat
      • QAB(J)+K(H)
    • Vars
      • K(d);CHECK,P-FLIGHT,XB(F)::R(A)+S(B),DCHECK
      • R(e);SBLOCK,XB(F)::QAR(J)
      • B(b);SBLOCK,XB(F)::QAB(J)+K(H)
      • R(e);OGATE::PXR(e)=S
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