MESON Chess Problem Database

Problem Display
PID: 124409 (8/7Q/6BB/8/p7/r1b5/Np2P3/n2k1K2 w - - 0 1)

Soros, Constantin

La Strategie, 1992

8/7Q/6BB/8/p7/r1b5/Np2P3/n2k1K2

#2

6 + 6

6490 yacpdb 2009
3713 Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sc2
      • 2.Bxc2#
    • 1...Sb3
      • 2.Sxc3#
      • 2.Bc2#
  • Tries
    • 1.Qd7+?
      • 1...Bd2
        • 2.Qxd2#
      • 1...Bd4!
  • Keys
    • 1.Bh5!
      • threat
        • 2.Qb1#
      • 1...b1Q
        • 2.Qxb1#
      • 1...b1S
        • 2.Qxb1#
      • 1...b1B
        • 2.Qxb1#
      • 1...b1R
        • 2.Qxb1#
      • 1...Bd2
        • 2.e3#
      • 1...Sc2
        • 2.e4#
      • 1...Sb3
        • 2.Sxc3#

Anticipated by 170950(1930)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::B(D),XS(a)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • B(e);N_GUARD,P_SPINB(e)::QAR1(F),XB(e)
      • Refutation
        • B(e);P_SPINB(e)
  • Actual
    • B(D);
    • Threat
      • QAR2(F)
    • Vars
      • P(c);::QAR2(F),XQ(c)
      • P(c);::QAR2(F),XS(c)
      • P(c);::QAR2(F),XB(c)
      • P(c);::QAR2(F),XR(c)
      • B(e);SBLOCK::B(D)+P(C)
      • S(a);SBLOCK::B(D)+P(C)
      • S(a);S_CUTR(d)::S(B),XB(e)
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