MESON Chess Problem Database

Problem Display
PID: 235386 (KN6/n2r4/1Qp2p2/3k4/1b1NR3/2pPp2q/n6B/3b4 w - - 0 1)

Paslack, Rainer

Schach, 2008

KN6/n2r4/1Qp2p2/3k4/1b1NR3/2pPp2q/n6B/3b4

#2

7 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Qxc6#
    • 1...Sc8
      • 2.Qxc6#
  • Tries
    • 1.Sc2?
      • threat
        • 2.Qd4#
      • 1...Bc5
        • 2.Qb3#
      • 1...Sb5
        • 2.Qxc6#
      • 1...c5!
    • 1.Se2?
      • threat
        • 2.Qd4#
      • 1...Sb5
        • 2.Qxc6#
      • 1...c5
        • 2.Sf4#
      • 1...Bc5!
    • 1.Sb3?
      • threat
        • 2.Qd4#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Sb5
        • 2.Qxc6#
      • 1...c5!
    • 1.Sf5?
      • threat
        • 2.Qd4#
      • 1...c5
        • 2.Qe6#
      • 1...Sb5
        • 2.Qxc6#
      • 1...Bc5!
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd4#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Sb5
        • 2.Qxc6#
      • 1...c5
        • 2.Sf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • S(j);N_GUARD::QAB1(E),XP(h)
  • Tries
    • Try
      • S(C);
      • Threat
        • QAR1(E)
      • Vars
        • B(f);OGATE,SBLOCK::QAB(E)
        • S(j);N_GUARD::QAB1(E),XP(h)
      • Refutation
        • P(h);
    • Try
      • S(C);
      • Threat
        • QAR1(E)
      • Vars
        • S(j);N_GUARD::QAB1(E),XP(h)
        • P(h);::S(C)
      • Refutation
        • B(f);
    • Try
      • S(C);
      • Threat
        • QAR1(E)
      • Vars
        • B(f);N_GUARD::QAR1(E),XB(f)
        • S(j);N_GUARD::QAB1(E),XP(h)
      • Refutation
        • P(h);
    • Try
      • S(C);
      • Threat
        • QAR1(E)
      • Vars
        • P(h);OGATE,SBLOCK::QAB1(E)
        • S(j);N_GUARD::QAB1(E),XP(h)
      • Refutation
        • B(f);
  • Actual
    • S(C);
    • Threat
      • QAR1(E)
    • Vars
      • B(f);N_GUARD::QAR1(E),XB(f)
      • S(j);N_GUARD::QAB1(E),XP(h)
      • P(h);::S(C)
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