--2013-09-30 13:19:32--  http://www.chiark.greenend.org.uk/~sgtatham/puzzles/puzzles-r9023.tar.gz
Resolving www.chiark.greenend.org.uk... 212.13.197.229
Connecting to www.chiark.greenend.org.uk|212.13.197.229|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2013-09-30 13:19:33 ERROR 404: Not Found.