MESON Chess Problem Database

Problem Display
PID: 90588 (Q7/8/4P2p/3P1RNB/p2P4/rN2k3/p1P5/Kb6 w - - 0 1)

Bartolovic, Hrvoje

Die Schwalbe, 1960

Q7/8/4P2p/3P1RNB/p2P4/rN2k3/p1P5/Kb6

#2

10 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qa5?
      • threat
        • 2.Qe1#
        • 2.Qd2#
        • 2.Qc3#
      • 1...Bxc2
        • 2.Qd2#
      • 1...axb3
        • 2.Qc3#
      • 1...hxg5
        • 2.Qe1#
      • 1...Rxb3!
    • 1.Qa6?
      • threat
        • 2.Rf3#
        • 2.Qe2#
        • 2.Qd3#
      • 1...Bxc2
        • 2.Rf3#
        • 2.Qe2#
      • 1...axb3
        • 2.Qd3#
      • 1...hxg5
        • 2.Qe2#
        • 2.Qd3#
      • 1...Rxb3!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Qg3#
        • 2.Qf4#
        • 2.Qe5#
      • 1...Rxb3
        • 2.Qf4#
      • 1...Bxc2
        • 2.Qg3#
      • 1...axb3
        • 2.Qf4#
      • 1...hxg5
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(J);
      • Threat
        • DUALS(3)
      • Vars
        • B(a);XP(B)::QAB1(J)
        • P(e);XS(C)::QAR2(J)
        • P(f);XS(G)::QAR2(J)
      • Refutation
        • R(c);XS(C)
    • Try
      • Q(J);
      • Threat
        • DUALS(3)
      • Vars
        • P(e);XS(C)::QAR1(J)
      • Refutation
        • R(c);XS(C)
  • Actual
    • Q(J);
    • Threat
      • DUALS(3)
    • Vars
      • R(c);XS(C)::QAB1(J)
      • B(a);XP(B)::QAR2(J)
      • P(e);XS(C)::QAB1(J)
      • P(f);XS(G)::QAR2(J)
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