MESON Chess Problem Database

Problem Display
PID: 78806 (7R/rNk5/1p2P3/pP6/3P4/ppKp3p/b4Np1/2R2Q1B w - - 0 1)

Sabol, Frantisek

Springaren, 2002

7R/rNk5/1p2P3/pP6/3P4/ppKp3p/b4Np1/2R2Q1B

#2

10 + 10

6168 Czech Album (2001-2003) 2007

SOLUTION

  • SOUND
  • Sets
    • 1...gxf1S
      • 2.Kxd3#
    • 1...gxf1B
      • 2.Kd2#
    • 1...g1Q
      • 2.Kd2#
      • 2.Kxd3#
    • 1...g1S
      • 2.Kd2#
      • 2.Kxd3#
    • 1...g1B
      • 2.Kd2#
      • 2.Kxd3#
    • 1...g1R
      • 2.Kd2#
      • 2.Kxd3#
  • Tries
    • 1.Qxg2?
      • threat
        • 2.Kd2#
        • 2.Kxd3#
        • 2.Qc6#
        • 2.Qh2#
        • 2.Qg3#
        • 2.Qg7#
      • 1...Rxb7
        • 2.Qc6#
        • 2.Qh2#
        • 2.Qg3#
      • 1...Bb1
        • 2.Qc6#
        • 2.Qh2#
        • 2.Qg3#
        • 2.Qg7#
      • 1...b2
        • 2.Qc6#
        • 2.Qh2#
        • 2.Qg3#
        • 2.Qg7#
      • 1...d2
        • 2.Kxd2#
        • 2.Qc6#
        • 2.Qh2#
        • 2.Qg3#
        • 2.Qg7#
      • 1...h2
        • 2.Kd2#
        • 2.Kxd3#
        • 2.Qc6#
        • 2.Qxh2#
        • 2.Qg3#
        • 2.Qg7#
      • 1...hxg2!
    • 1.Qxd3?
      • threat
        • 2.Qh7#
      • 1...Kxb7
        • 2.Qh7#
      • 1...Rxb7
        • 2.Qg3#
      • 1...g1Q
        • 2.Qc4#
      • 1...g1R
        • 2.Qc4#
      • 1...Bb1!
  • Keys
    • 1.Sd1!
      • threat
        • 2.Qf7#
      • 1...Kxb7
        • 2.Qf7#
      • 1...Rxb7
        • 2.Qf4#
      • 1...gxf1Q
        • 2.Kd2#
      • 1...gxf1S
        • 2.Kxd3#
      • 1...gxf1B
        • 2.Kd2#
      • 1...gxf1R
        • 2.Kd2#
        • 2.Kxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(b);XQ(B)::R(A)+K(E),XP(e)
    • P(b);XQ(B)::R(A)+K(E)
  • Tries
    • Try
      • Q(B);XP(b)
      • Threat
        • DUALS(6)
      • Refutation
        • P(f);XQ(B)
    • Try
      • Q(B);XP(e)
      • Threat
        • QAR(B)
      • Vars
        • K(j);P-FLIGHT,P_SPINP(b),XS(I)::QAR(B)
        • R(i);SBLOCK,XS(I)::QAB(B)
        • P(b);::QAR(B)
      • Refutation
        • B(a);
  • Actual
    • S(D);
    • Threat
      • QAR(B)
    • Vars
      • K(j);P-FLIGHT,P_SPINP(b),XS(I)::QAR(B)
      • R(i);SBLOCK,XS(I)::QAB(B)
      • P(b);XQ(B)::R(A)+K(E)
      • P(b);XQ(B)::R(A)+K(E),XP(e)
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