MESON Chess Problem Database

Problem Display
PID: 207724 (1n3Bb1/Q7/r1R5/1BPk1p2/1R3P2/8/8/b4K2 w - - 0 1)

Uhler, Ekkehard

Badische Neueste Nachrichten, 1979

1n3Bb1/Q7/r1R5/1BPk1p2/1R3P2/8/8/b4K2

#2

8 + 6

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Rd6#
      • 2.Qxa2#
    • 1...Ra3
      • 2.Rd6#
    • 1...Ra4
      • 2.Rd6#
    • 1...Ra5
      • 2.Rd6#
    • 1...Rb6
      • 2.Qa2#
    • 1...Rxc6
      • 2.Qa2#
    • 1...Bf7
      • 2.Qxf7#
    • 1...Bh7
      • 2.Qf7#
    • 1...Sxc6
      • 2.Qd7#
    • 1...Sd7
      • 2.Qxd7#
  • Keys
    • 1.Be2!
      • threat
        • 2.Bf3#
      • 1...Kxc6
        • 2.Qb7#
      • 1...Rxc6
        • 2.Qa2#
      • 1...Sxc6
        • 2.Qd7#
      • 1...Ra3
        • 2.Rd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 6
  • Sets
    • R(d);N_GUARD::R1(F)
    • R(d);OGATE::QAB(G)
    • R(d);OGATE,XR(F)::QAB(G)
    • B(f);N_GUARD::QAB(G),XB(f)
    • B(f);N_GUARD::QAB(G)
    • S(e);N_GUARD,XR(F)::QAR2(G)
    • S(e);N_GUARD::QAR2(G),XS(e)
  • Actual
    • B(D);
    • Threat
      • B(D)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(F)::QAB1(G)
      • R(d);OGATE,SBLOCK,XR(F)::QAB(G)
      • S(e);N_GUARD,XR(F)::QAR2(G)
      • R(d);N_GUARD::R1(F)
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