https://docs.google.com/document/d/19ssOisx1Pt0Fi9AvcIg1uqXmQffcsfxF43zpT0rxn34/edit?usp=sharing
https://docs.google.com/document/d/1wTJSmKx6U5KANrx-1KeNXzgN0DX9zcga3iAYY6bZ8rg/edit?usp=sharing