[Computer-go] Does AlphaZero use a 20-block or 40-block resnet?

The AlphaGo Zero paper tests 20 and 40 block resnet architectures (among others), and in the AlphaZero paper AlphaZero Go plays against the 20-block AlphaGo Zero, but I cannot find any mention of which architecture AlphaZero is using! I'm assuming they are using either the 20 or 40 block resnets -

Re: [Computer-go] Mcts and tactics

Thanks! It would be interesting to see the performance of the policy network alone in chess and shogi too. There is no such plot in the arxiv paper. Honestly, I don't expect it to be that good since engines without a lookahead search never performed that well in these domains -- unlike Go which