Originally posted by toeternitoeI should have made myself clearer. But thanks.
My source is Tim Krabbé's site:
http://www.xs4all.nl/~timkr/records/records.htm
With 'longest' I thought you meant the most moves,not the duration.
toet.
Here is another interesting one: Nuber/Keckeisen, Mengen 1994 lasted 31 moves without a single capture. In the end Keckeisen, facing imminent checkmate, resigned.