MESON Chess Problem Database

Problem Display
PID: 57419 (3R4/8/1K6/1bp5/1pk4P/brPp4/1p6/B6Q w - - 0 1)

Bartolovic, Hrvoje

Chess Life, 1956

3R4/8/1K6/1bp5/1pk4P/brPp4/1p6/B6Q

#2

6 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc3
      • 2.Qc1#
    • 1...Rxc3
      • 2.Qd5#
    • 1...b1Q
      • 2.Qe4#
      • 2.Qd5#
    • 1...b1S
      • 2.Qe4#
      • 2.Qd5#
    • 1...b1B
      • 2.Qe4#
      • 2.Qd5#
    • 1...b1R
      • 2.Qe4#
      • 2.Qd5#
    • 1...bxc3
      • 2.Qe4#
  • Tries
    • 1.Qf1?
      • threat
        • 2.Qxd3#
      • 1...Kxc3
        • 2.Qc1#
      • 1...Rxc3
        • 2.Qf7#
      • 1...bxc3
        • 2.Qf4#
      • 1...b1Q
        • 2.Qf4#
        • 2.Qf7#
      • 1...b1B
        • 2.Qf4#
        • 2.Qf7#
      • 1...Bd7!
  • Keys
    • 1.Qg1!
      • threat
        • 2.Qxc5#
      • 1...Kxc3
        • 2.Qc1#
      • 1...Rxc3
        • 2.Qg8#
      • 1...bxc3
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(f);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::QAR2(B)
    • R(c);SBLOCK,XP(C)::QAB1(B)
    • P(e);SBLOCK,XP(C)::QAR2(B)
  • Tries
    • Try
      • Q(B);P_PINP(d)
      • Threat
        • QAB1(B),XP(d)
      • Vars
        • K(f);N_SPINP(d),OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::QAR2(B)
        • R(c);SBLOCK,XP(C)::QAB(B)
        • P(e);SBLOCK,XP(C)::QAR(B)
      • Refutation
        • B(g);
  • Actual
    • Q(B);
    • Threat
      • QAR1(B),XP(h)
    • Vars
      • K(f);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::QAR2(B)
      • R(c);SBLOCK,XP(C)::QAB(B)
      • P(e);SBLOCK,XP(C)::QAR(B)
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