MESON Chess Problem Database

Problem Display
PID: 141120 (8/8/6p1/3N1p1p/5R2/6kp/3KQ3/7n w - - 0 1)

Vecu, Florea

di Sarno, Giuseppe

Torre & Cavallo - Scacco!, 0000

8/8/6p1/3N1p1p/5R2/6kp/3KQ3/7n

#2

4 + 6

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Sf2
      • 2.Qxf2#
    • 1...h2
      • 2.Qf3#
  • Tries
    • 1.Qf1?
      • threat
        • 2.Qg1#
      • 1...h2
        • 2.Qf3#
      • 1...Kh2!
  • Keys
    • 1.Sf6!
      • 1...Kxf4
        • 2.Qe3#
      • 1...Sf2
        • 2.Qxf2#
      • 1...h2
        • 2.Qf3#
      • 1...h4
        • 2.Rf3#
      • 1...g5
        • 2.Sxh5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAB1(B),XS(a)
    • P(c);SBLOCK::QAR1(B)
  • Tries
    • Try
      • Q(B);
      • Threat
        • QAR2(B)
      • Vars
        • P(c);SBLOCK::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(D);
    • Vars
      • K(b);S_FLIGHT,XR(C)::QAB1(B)
      • S(a);N_GUARD::QAB1(B),XS(a)
      • P(c);SBLOCK::QAR1(B)
      • P(e);SBLOCK::R1(C)
      • P(f);N_GUARD::S(D),XP(e)
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