MESON Chess Problem Database

Problem Display
PID: 237363 (4Q3/8/7b/7B/1B2N3/n6r/K1p3pR/2k5 w - - 0 1)

Dyachuk, Vasyl Vasilovich

1st HM., Pat a Mat 02. TT, 2001

4Q3/8/7b/7B/1B2N3/n6r/K1p3pR/2k5

#2

6 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxh2
      • 2.Bxa3#
    • 1...Re3
      • 2.Bd2#
    • 1...Rh4
      • 2.Bxa3#
    • 1...Bd2
      • 2.Bxd2#
    • 1...Be3
      • 2.Bxa3#
    • 1...Bg7
      • 2.Bd2#
    • 1...Bf8
      • 2.Bd2#
  • Tries
    • 1.Sg5?
      • threat
        • 2.Qe1#
      • 1...g1Q
        • 2.Bd2#
      • 1...g1R
        • 2.Bd2#
      • 1...Re3
        • 2.Qxe3#
      • 1...Rd3!
  • Keys
    • 1.Sg3!
      • threat
        • 2.Qe1#
      • 1...g1Q
        • 2.Bxa3#
      • 1...g1R
        • 2.Bxa3#
      • 1...Bd2
        • 2.Bxa3#
      • 1...Be3
        • 2.Qxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • R(e);N_GUARD,XR(B)::B(C),XS(d)
    • R(e);S_CUTB(f)::B(C)
    • R(e);N_GUARD::B(C),XS(d)
    • B(f);N_GUARD::B(C),XB(f)
    • B(f);S_CUTR(e)::B(C),XS(d)
    • B(f);N_GUARD::B(C)
  • Tries
    • Try
      • S(D);
      • Threat
        • QAR2(F)
      • Vars
        • P(c);::B(C)
        • R(e);N_GUARD::QAB(F),XR(e)
      • Refutation
        • R(e);
  • Actual
    • S(D);
    • Threat
      • QAR2(F)
    • Vars
      • P(c);::B(C),XS(d)
      • B(f);SBLOCK::B(C),XS(d)
      • B(f);N_GUARD::QAB(F),XB(f)
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