s/^Connecting to the database/\[\[anchor-1\]\]\n&/
s/"Connecting to the database"/xref:anchor-1\[\]/
s/^Looking at data/\[\[anchor-2\]\]\n&/
s/"Looking at data"/xref:anchor-2\[\]/
s/'python\.txt'/link:python\.html\[Python documentation\]/
s/'Manual\.txt' file/link:Manual\.html\[Manual\]/
s/The manual will provide/link:Manual\.html\[The manual\] will provide/
s/"<="/"\\<="/
s/given in 'Manual\.txt'/given in link:Manual\.html\[the manual\]/
