MESON Chess Problem Database

Problem Display
PID: 164215 (Q7/4b3/1r2p3/2p1P3/1pPkNBp1/2pB2P1/2P5/4K3 w - - 0 1)

Rothwell, Stephen

stern, 1997

(First published on Thu Jul 17 1997)

Q7/4b3/1r2p3/2p1P3/1pPkNBp1/2pB2P1/2P5/4K3

#2

9 + 8

15601 Albrecht-Leiss-Degener Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Sd2?
      • threat
        • 2.Sb3#
        • 2.Qe4#
      • 1...Rc6
        • 2.Sb3#
      • 1...Rb7
        • 2.Sb3#
      • 1...b3
        • 2.Qe4#
      • 1...cxd2+!
    • 1.Sxc5?
      • threat
        • 2.Sb3#
      • 1...Kxc5
        • 2.Be3#
      • 1...Bxc5
        • 2.Qe4#
      • 1...b3!
    • 1.Sg5?
      • threat
        • 2.Qe4#
      • 1...Rb7
        • 2.Sxe6#
      • 1...Rc6!
    • 1.Sd6?
      • threat
        • 2.Qe4#
      • 1...Rc6
        • 2.Sb5#
      • 1...Rb7!
  • Keys
    • 1.Sxc3!
      • threat
        • 2.Se2#
      • 1...Kxc3
        • 2.Qa1#
      • 1...bxc3
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • R(f);::S(F)
        • P(b);::QAR1(I)
      • Refutation
        • P(a);CHECK,XS(F)
    • Try
      • S(F);XP(e)
      • Threat
        • S(F)
      • Vars
        • K(c);S_FLIGHT,XS(F)::B(G)
        • B(h);SBLOCK,XS(F)::QAR1(I)
      • Refutation
        • P(b);
    • Try
      • S(F);
      • Threat
        • QAR1(I)
      • Vars
        • R(f);N_GUARD::S(F),XP(g)
      • Refutation
        • R(f);
    • Try
      • S(F);
      • Threat
        • QAR1(I)
      • Vars
        • R(f);N_GUARD::S(F)
      • Refutation
        • R(f);
  • Actual
    • S(F);XP(a)
    • Threat
      • S(F)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(F)::QAB(I)
      • P(b);SBLOCK,XS(F)::QAR1(I)
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