[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "White to play and mate in 8"]
[Black "?"]
[Result "*"]
[Annotator "peter"]
[SetUp "1"]
[FEN "k7/P7/P7/P7/P7/P7/P7/R3K3 w Q - 0 1"]
[PlyCount "15"]
[SourceVersionDate "2020.04.01"]
{[#]} {This is the pretty solution} 1. O-O-O ({There is also this less tidy
solution} 1. Kd2 Kxa7 2. Re1 Kxa6 (2... Ka8 3. Re8+ Ka7 4. Kc3 {etc}) 3. Re7
Kxa5 4. Re6 Kxa4 5. Re5 Kxa3 6. Kc3 Ka4 (6... Kxa2 7. Re1 Ka3 8. Ra1#) 7. Rh5
Ka3 8. Ra5#) 1... Kxa7 2. Rd8 Kxa6 3. Rd7 Kxa5 4. Rd6 Kxa4 5. Rd5 Kxa3 6. Rd4
Kxa2 7. Rd3 Ka1 8. Ra3# *