MESON Chess Problem Database

Problem Display
PID: 22995 (1K6/P7/8/8/8/rP6/1R5Q/k7 w - - 0 1)

Bostrom, Ernst

Svenska Dagbladet, 1929

1K6/P7/8/8/8/rP6/1R5Q/k7

#3

5 + 2

2012 Miniature Chess Problems from Many Countries 1981

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Rxa2+
        • 2...Kb1
          • 3.Qb2#
          • 3.Qc2#
  • Tries
    • 1.Ra2+?
      • 1...Kb1
        • 2.Qb2#
        • 2.Qc2#
      • 1...Rxa2!
    • 1.Rd2?
      • threat
        • 2.Rd1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Kb1
        • 2.Rd1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Rxb3+!
    • 1.Re2?
      • threat
        • 2.Re1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Kb1
        • 2.Re1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Rxb3+!
    • 1.Rf2?
      • threat
        • 2.Rf1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Kb1
        • 2.Rf1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Rxb3+!
    • 1.Rg2?
      • threat
        • 2.Rg1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Kb1
        • 2.Rg1#
        • 2.Qg1#
        • 2.Qh1#
      • 1...Rxb3+!
    • 1.Qf4?
      • threat
        • 2.Qc1#
      • 1...Rxb3+
        • 2.Rxb3
          • 2...Ka2
            • 3.Qa4#
      • 1...Kxb2!
    • 1.Qe5?
      • threat
        • 2.Rc2+
          • 2...Kb1
            • 3.Qb2#
        • 2.Rd2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qe1#
        • 2.Re2+
          • 2...Kb1
            • 3.Qb2#
        • 2.Rf2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qe1#
        • 2.Rg2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qe1#
        • 2.Rh2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qe1#
      • 1...Rxb3+
        • 2.Rxb3+
          • 2...Ka2
            • 3.Qb2#
      • 1...Ra4
        • 2.Rd2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qe1#
          • 2...Rd4
            • 3.Qe1#
      • 1...Ra2
        • 2.Rd2+
          • 2...Kb1
            • 3.Qe1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Rf2+
          • 2...Kb1
            • 3.Qe1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Rg2+
          • 2...Kb1
            • 3.Qe1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Rh2+
          • 2...Kb1
            • 3.Qe1#
          • 2...Rb2
            • 3.Qxb2#
      • 1...Ra5!
    • 1.Qh7?
      • threat
        • 2.Qb1#
      • 1...Rxb3+
        • 2.Rxb3
          • 2...Ka2
            • 3.Qb1#
      • 1...Kxb2!
    • 1.a8Q?
      • threat
        • 2.Qah1#
        • 2.Qxa3#
      • 1...Ra4
        • 2.Qah1#
        • 2.Qxa4#
      • 1...Ra2
        • 2.Qah1#
        • 2.Qxa2#
      • 1...Ra5
        • 2.Qah1#
        • 2.Qxa5#
      • 1...Ra6
        • 2.Qah1#
        • 2.Qxa6#
      • 1...Ra7
        • 2.Qah1#
        • 2.Qxa7#
      • 1...Rxa8+!
    • 1.a8R?
      • threat
        • 2.Rxa3#
      • 1...Ra4
        • 2.Rxa4#
      • 1...Ra2
        • 2.Raxa2#
      • 1...Ra5
        • 2.Rxa5#
      • 1...Ra6
        • 2.Rxa6#
      • 1...Ra7
        • 2.Rxa7#
      • 1...Rxa8+!
  • Keys
    • 1.Qh8!
      • threat
        • 2.Rc2+
          • 2...Kb1
            • 3.Qb2#
        • 2.Rd2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
        • 2.Re2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
        • 2.Rf2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
        • 2.Rg2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
        • 2.Rh2+
          • 2...Kb1
            • 3.Qb2#
      • 1...Rxb3+
        • 2.Rxb3+
          • 2...Ka2
            • 3.Qb2#
      • 1...Rxa7
        • 2.Rg2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
          • 2...Rg7
            • 3.Qh1#
      • 1...Ra4
        • 2.Rd2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
          • 2...Rd4
            • 3.Qh1#
      • 1...Ra2
        • 2.Rd2+
          • 2...Kb1
            • 3.Qh1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Re2+
          • 2...Kb1
            • 3.Qh1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Rf2+
          • 2...Kb1
            • 3.Qh1#
          • 2...Rb2
            • 3.Qxb2#
        • 2.Rg2+
          • 2...Kb1
            • 3.Qh1#
          • 2...Rb2
            • 3.Qxb2#
      • 1...Ra5
        • 2.Re2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
          • 2...Re5
            • 3.Qh1#
      • 1...Ra6
        • 2.Rf2+
          • 2...Kb1
            • 3.Qb2#
            • 3.Qh1#
          • 2...Rf6
            • 3.Qh1#

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