MESON Chess Problem Database

Problem Display
PID: 235707 (3K4/B2p3p/b2k4/1pNpNR2/1p4P1/3p4/pP1rp3/Q7 w - - 0 1)

Pituk, Alexander

Pat a Mat, 1990

3K4/B2p3p/b2k4/1pNpNR2/1p4P1/3p4/pP1rp3/Q7

#2

8 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Scxd7?
      • threat
        • 2.Rf6#
      • 1...Ke6
        • 2.Rf6#
      • 1...d4!
    • 1.Qc1?
      • threat
        • 2.Bb8#
      • 1...Rc2
        • 2.Qh6#
      • 1...d4!
    • 1.Qh1?
      • threat
        • 2.Qh6#
      • 1...d4
        • 2.Sf7#
      • 1...h6
        • 2.Qxh6#
      • 1...h5!
    • 1.b3?
      • threat
        • 2.Rf6#
      • 1...d4
        • 2.Qxd4#
      • 1...Rb2!
  • Keys
    • 1.Qg1!
      • threat
        • 2.Bb8#
      • 1...d4
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);XP(j)
      • Threat
        • R(F)
      • Vars
        • K(i);P-FLIGHT::R1(F)
      • Refutation
        • P(g);
    • Try
      • Q(A);
      • Threat
        • B(G)
      • Vars
        • R(b);OGATE::QAR(A)
      • Refutation
        • P(g);
    • Try
      • Q(A);
      • Threat
        • QAR(A)
      • Vars
        • P(g);::S(E)
        • P(k);::QAR(A),XP(k)
      • Refutation
        • P(k);
    • Try
      • P(B);
      • Threat
        • R(F)
      • Vars
        • P(g);OGATEB::QAR2(A),XP(g)
      • Refutation
        • R(b);
  • Actual
    • Q(A);
    • Threat
      • B(G)
    • Vars
      • P(g);OGATEB::QAR2(A),XP(g)
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