The first serious coding I ever did was back in 1999 on a team that implemented parallelized, adaptive game-playing algorithms for this game on the Cray T3E.
Funny reading back through the paper:
The Cray T3E supercomputer is currently ranked the twenty-third fastest computer in the world. The Cray’s speed does not come from just one processor, however. The T3E gains its speed from 512 450-megahertz networked processors.
Here's an original source Fulke's period work on the topic:
And here's a reconstruction filling in gaps in Fulke using other primary sources: