Here's what I found on the Chess.com criteria for insufficient material:
i think we're going to do:
K vs ANYTHING
K+N vs ANYTHING
K+B vs ANYTHING
K+N+N vs K
i think it's a good balance.
So by that rule, then post 19 should be draw, no? K+B vs. Anything ?!
but we have to have them.
Here's what I found on the Chess.com criteria for insufficient material:
i think we're going to do:
K vs ANYTHING
K+N vs ANYTHING
K+B vs ANYTHING
K+N+N vs K
i think it's a good balance.