Avanathan
10/26/2017, 2:57 AMgraphql-playground$ yarn
yarn install v1.2.1
warning ../package.json: No license field
[1/4] š Resolving packages...
success Already up-to-date.
⨠Done in 0.24s.
MTVL1478e0f8f-2:[19:54:16]:graphql-playground$ yarn start
yarn run v1.2.1
warning ../package.json: No license field
error Command "start" not found.
info Visit <https://yarnpkg.com/en/docs/cli/run> for documentation about this command.