I have been examining the entrants for the 1998 Ing Computer Goe Tournament, and have compiled a list of fairly obvious does and don'ts in designing Go program front ends. It is at http://www.britgo.demon.co.uk/gopcres/padvice.html These are things which are obvious to experienced Go programmers, but seem to be worth saying for the sake of those new to the field. Nick -- Nick Wedd nick@xxxxxxxxxxxxxxxxx