MESON Chess Problem Database

Problem Display
PID: 96919 (2K1k3/4b2n/B5PB/ppPRN2N/6p1/2P2n2/3r1Q2/q3Rb2 w - - 0 1)

Zabala Apraiz, Miguel

Problemas, 1974

2K1k3/4b2n/B5PB/ppPRN2N/6p1/2P2n2/3r1Q2/q3Rb2

#2

11 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re2
      • 2.Bxb5#
    • 1...Rd3
      • 2.Bxb5#
    • 1...Bg2
      • 2.Bxb5#
    • 1...Bh3
      • 2.Bxb5#
    • 1...Sxe1
      • 2.Sg7#
      • 2.Qf7#
    • 1...Sg1
      • 2.Sg7#
      • 2.Qf7#
    • 1...Sh2
      • 2.Sg7#
      • 2.Qf7#
    • 1...Sd4
      • 2.Sg7#
      • 2.Qf7#
    • 1...Sh4
      • 2.Sg7#
      • 2.Qf7#
    • 1...Sxe5
      • 2.Sg7#
    • 1...Sfg5
      • 2.Sg7#
    • 1...Sf8
      • 2.Sg7#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Bxb5#
        • 2.Rd8#
      • 1...Qxe1
        • 2.Bxb5#
      • 1...Rxd3
        • 2.Bxb5#
      • 1...Bxd3
        • 2.Rd8#
      • 1...Sxe1
        • 2.Sg7#
        • 2.Bxb5#
        • 2.Qf7#
      • 1...Qb2
        • 2.Rd8#
      • 1...Qb1
        • 2.Rd8#
      • 1...Qa4
        • 2.Rd8#
      • 1...Rb2
        • 2.Rd8#
      • 1...Re2
        • 2.Bxb5#
      • 1...Be2
        • 2.Bxb5#
      • 1...Sd4
        • 2.Sg7#
        • 2.Rd8#
        • 2.Qf7#
      • 1...Se5
        • 2.Sg7#
      • 1...Sf6
        • 2.Sxf6#
        • 2.Rd8#
      • 1...Sf8
        • 2.Sf6#
        • 2.Sg7#
        • 2.Rd8#
      • 1...b4
        • 2.Bb5#
        • 2.Rd8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 4
  • Sets
    • R(c);S_CUTB(b)::B(H),XP(g)
    • B(b);N_GUARD::B(H),XP(g)
    • S(d);XS(F)::S(G)
    • S(d);::S(G)
    • S(i);SBLOCK::S(G)
  • Actual
    • S(F);P_PINB(h)
    • Threat
      • DUALS(2)
    • Vars
      • Q(a);N_SPINB(h),XR(A)::B(H),XP(g)
      • R(c);XS(F)::B(H),XP(g)
      • B(b);XS(F)::R1(E)
      • Q(a);::R1(E)
      • R(c);::R1(E)
      • R(c);N_SPINB(h)::B(H),XP(g)
      • B(b);N_SPINB(h)::B(H),XP(g)
      • S(d);N_SPINB(h)::S(G)
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