Matti Siivola

http://www.kttl.helsinki.fi/msiivola/

PJT (2019-01-30):

This link appears to be dead, and to redirect to https://www.helsinki.fi/fi/laaketieteellinen-tiedekunta/kansanterveystieteen-osasto, which is the Finnish version of https://www.helsinki.fi/en/faculty-of-medicine/department-of-public-health ; the site has no information on Matti Siivola.

More useful links:

• http://www.helsinki.fi/~msiivola/ — Matti’s old home page, linking to the above dead link as a new home page as of 1998-05-04!
• http://www.helsinki.fi/~msiivola/go.html — Matti’s old Go page, last updated 2009-01-07, when he had been president of the Finnish Go Association? and was chairman of the rules and ratings commission of the European Go federation.
  • Has links for five rules beasts, mostly to textual representations.
• https://www.cs.cmu.edu/~wjh/go/rules/siivola.html — Four of Matti’s five rules beasts as better-looking diagrams.
  • The following position is missing there, taken from his text version at http://www.helsinki.fi/~msiivola/tilanne5.html:

A tesuji filling your own eye by Ing rules.