MESON Chess Problem Database

Problem Display
PID: 103529 (B7/n1p2K2/2r1P3/2N3Q1/3k4/8/1N4b1/4B3 w - - 0 1)

Dragan, Nicholae A

Feledvanykedvelok Lapja, 1974

B7/n1p2K2/2r1P3/2N3Q1/3k4/8/1N4b1/4B3

#2

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Sb3#
    • 1...Rd6
      • 2.Sb3#
    • 1...Rxe6
      • 2.Sb3#
      • 2.Sxe6#
    • 1...Be4
      • 2.Sb3#
  • Keys
    • 1.Kf6!
      • threat
        • 2.Qe5#
      • 1...Rxe6+
        • 2.Sxe6#
      • 1...Rxc5
        • 2.Qd2#
      • 1...Bd5
        • 2.Qg1#
      • 1...Be4
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(c);::S(C)
    • B(a);SBLOCK::S(C)
  • Actual
    • K(F);P-FLIGHT,P_SPINP(E)
    • Threat
      • QAB1(D)
    • Vars
      • R(c);CHECK,XP(E)::S(C),XR(c)
      • R(c);N_PINP(E),SBLOCK,XS(C)::QAR2(D)
      • B(a);OGATE,SBLOCK::QAB(D)
      • B(a);SBLOCK::S(C)
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