It was adopted by the Renju International Federation (RIF) in 1996 as an upgrade to Swap opening rule and was an official rule for Renju World Championships from 1996 till 2008.
The sequence of moves implied by the rule follows.
This rule offers a very limited variety of equal openings for top-players (namely, 3D, 11D).
After some years of playing and analyzing (taking into account the growth of computer capabilities) it became clear that this opening rule needs to be upgraded.
This opening rule was an official opening rule for Renju World Championships and Renju Team World Championships as well as the most of other tournaments between 1996 and 2007.