MESON Chess Problem Database

Problem Display
PID: 141141 (8/p5BK/q2R4/3P4/Pk1p4/bNpP4/1N1P4/3B4 w - - 0 1)

Velimirovic, Milan

Mat, 1979

8/p5BK/q2R4/3P4/Pk1p4/bNpP4/1N1P4/3B4

#2

10 + 6

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Rb6+?
      • 1...Qb5
        • 2.Bf8#
        • 2.Rxb5#
      • 1...axb6
        • 2.Bf8#
      • 1...Qxb6!
  • Keys
    • 1.Bf8!
      • threat
        • 2.Rxa6#
        • 2.Rb6#
        • 2.Rc6#
      • 1...Qxd3+
        • 2.Rg6#
      • 1...Qb7+
        • 2.Rd7#
      • 1...Qxa4
        • 2.Rb6#
      • 1...Qxd6
        • 2.Bxd6#
      • 1...Bxb2
        • 2.Rxa6#
      • 1...cxb2
        • 2.Rxa6#
      • 1...cxd2
        • 2.Rc6#
      • 1...c2
        • 2.Rb6#
      • 1...Qc4
        • 2.Rb6#
      • 1...Qb5
        • 2.Rb6#
      • 1...Qc8
        • 2.Rb6#
      • 1...Qa5
        • 2.Rb6#
      • 1...Qb6
        • 2.Rxb6#
      • 1...Qc6
        • 2.Rxc6#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(H);CHECK
      • Vars
        • P(f);XR(H)::B(I)
      • Refutation
        • Q(e);XR(H)
  • Actual
    • B(I);
    • Threat
      • DUALS(3)
    • Vars
      • Q(e);CHECK,N_GUARD,XP(E)::B(I)+R(H)
      • Q(e);CHECK,N_GUARD::B(I)+R(H)
      • Q(e);XP(F)::B(I)+R(H),DCHECK
      • Q(e);OGATE,P_SPINQ(e),XR(H)::B(I),XQ(e)
      • B(a);XS(B)::B(I)+R(H),XQ(e)
      • P(b);XS(B)::B(I)+R(H),XQ(e)
      • P(b);XP(C)::B(I)+R(H)
      • P(b);::B(I)+R(H),DCHECK
      • Q(e);::B(I)+R(H),DCHECK
      • Q(e);::B(I)+R(H)
      • Q(e);::B(I)+R(H),DCHECK,XQ(e)
      • Q(e);::B(I)+R(H),XQ(e)
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