MESON Chess Problem Database

Problem Display
PID: 141323 (8/7Q/8/3Kb3/4B3/5RNp/6kr/6n1 w - - 0 1)

Ryan, RE

The Observer, 1927

(First published on Sun Sep 18 1927)

8/7Q/8/3Kb3/4B3/5RNp/6kr/6n1

#3

5 + 5

15368 Ryan Scrapbook 2011
15239 Valois Notebooks 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Rf4+
        • 2...Kg1
          • 3.Rf1#
        • 2...Kxg3
          • 3.Qh4#
  • Tries
    • 1.Rf4+?
      • 1...Kxg3
        • 2.Qh4#
      • 1...Sf3!
    • 1.Rf5+?
      • 1...Kxg3
        • 2.Qg6+
          • 2...Kh4
            • 3.Rh5#
            • 3.Qg5#
      • 1...Sf3!
    • 1.Rf6+?
      • 1...Kxg3
        • 2.Qg8+
          • 2...Kh4
            • 3.Rh6#
        • 2.Qg7+
          • 2...Kh4
            • 3.Rh6#
      • 1...Sf3!
    • 1.Rf7+?
      • 1...Kxg3
        • 2.Qg6+
          • 2...Kh4
            • 3.Rh7#
      • 1...Sf3!
  • Keys
    • 1.Sh1!
      • threat
        • 2.Rf2#
      • 1...Kxh1
        • 2.Qxh3
          • threat
            • 3.Rf1#
          • 2...Rxh3
            • 3.Rxh3#
          • 2...Sxf3
            • 3.Qf1#
      • 1...Rxh1
        • 2.Qg6+
          • 2...Kh2
            • 3.Rf2#
          • 2...Bg3
            • 3.Qxg3#
      • 1...Sxf3
        • 2.Bxf3+
          • 2...Kf1
            • 3.Qb1#
          • 2...Kg1
            • 3.Qb1#
          • 2...Kxf3
            • 3.Qe4#
      • 1...Se2
        • 2.Rd3+
          • 2...Kf1
            • 3.Rd1#
          • 2...Kg1
            • 3.Rd1#

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