On Fri, 5 May 2006 23:38:05 +0900, Ross Bamford <rossrt / roscopeco.co.uk> wrote: > On Fri, 2006-05-05 at 23:23 +0900, st103 / doc.ic.ac.uk wrote: >> Surely that isn't possible, some combinations could have more than one > possible >> correction, eg: >> >> [{BB] => [{B}B] >> or >> [{BB] => [{BB}] > > Either of the above is valid - the main object of this is just to make > sure the packer doesn't get in a mess, and both of those will pass > through fine (even if the wrappings aren't exactly as intended). Hmm, to clarify, brackets can have non-bracket siblings? -mental