MESON Chess Problem Database

Problem Display
PID: 240345 (b4RK1/1P6/2ppP2B/4kN2/R1qNP3/b4pp1/Q4PnP/1B1n1r2 w - - 0 1)

Paslack, Rainer

Problem-Forum, 2006

b4RK1/1P6/2ppP2B/4kN2/R1qNP3/b4pp1/Q4PnP/1B1n1r2

#2

13 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qe2
      • 2.Sxc6#
    • 1...Qd3
      • 2.Sxc6#
    • 1...Qb5
      • 2.Sxf3#
    • 1...Qa6
      • 2.Sxf3#
    • 1...Qxe6+
      • 2.Qxe6#
    • 1...Qc1
      • 2.Sxf3#
    • 1...Qc2
      • 2.Sxf3#
    • 1...Qxa4
      • 2.Sxf3#
    • 1...Qb4
      • 2.Sxf3#
      • 2.Sxc6#
    • 1...Qc5
      • 2.Sxf3#
    • 1...Sf4
      • 2.Bg7#
  • Tries
    • 1.Qxc4?
      • threat
        • 2.Sxf3#
        • 2.Sxc6#
      • 1...Rxf2
        • 2.Sxc6#
      • 1...Bxb7
        • 2.Sxf3#
      • 1...Se1
        • 2.Sxc6#
      • 1...Sh4
        • 2.Sxc6#
      • 1...c5
        • 2.Sxf3#
        • 2.Sc6#
        • 2.Qd5#
      • 1...d5!
    • 1.fxg3?
      • threat
        • 2.Bg7#
      • 1...Qxe6+
        • 2.Qxe6#
      • 1...Qd3
        • 2.Sxc6#
      • 1...Qc2!
    • 1.b8S?
      • threat
        • 2.Sd7#
      • 1...Qxe6+
        • 2.Qxe6#
      • 1...Qc2
        • 2.Sxf3#
      • 1...Qd3!
  • Keys
    • 1.hxg3!
      • threat
        • 2.Bg7#
      • 1...Qxe6+
        • 2.Qxe6#
      • 1...Qd3
        • 2.Sxc6#
      • 1...Qc2
        • 2.Sxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 7
  • Sets
    • Q(g);N_GUARD,N_PINP(I)::S(F),XP(i)
    • Q(g);N_PINP(I)::S(F),XP(e)
    • Q(g);CHECK,OGATE,XP(I)::QAR1(B),XQ(g)
    • Q(g);N_PINP(I),XR(E)::S(F),XP(e)
    • S(c);SBLOCK::B(J)
  • Tries
    • Try
      • Q(B);N_SPINP(I),XQ(g)
      • Threat
        • DUALS(2)
      • Vars
        • R(b);XP(C)::S(F),XP(i)
        • B(k);XP(K)::S(F),XP(e)
        • S(c);::S(F),XP(i)
      • Refutation
        • P(j);
    • Try
      • P(C);XP(f)
      • Threat
        • B(J)
      • Vars
        • Q(g);CHECK,OGATE,XP(I)::QAR1(B),XQ(g)
        • Q(g);N_GUARD,N_PINP(I)::S(F),XP(i)
      • Refutation
        • Q(g);N_PINP(I)
    • Try
      • P(K);
      • Threat
        • S(K)
      • Vars
        • Q(g);CHECK,OGATE,XP(I)::QAR1(B),XQ(g)
        • Q(g);N_PINP(I)::S(F),XP(e)
      • Refutation
        • Q(g);N_PINP(I)
  • Actual
    • P(D);XP(f)
    • Threat
      • B(J)
    • Vars
      • Q(g);CHECK,OGATE,XP(I)::QAR1(B),XQ(g)
      • Q(g);N_GUARD,N_PINP(I)::S(F),XP(i)
      • Q(g);N_PINP(I)::S(F),XP(e)
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