query($owner: String!, $repo: String!) {
  repository(owner: $owner, name: $repo) {
    pullRequests(last: 100, states: MERGED) {
      nodes {
        number
        reviews(first: 20) {
          nodes {
            authorAssociation
            author { login, ... on User { name } }
          }
        }
      }
    }
  }
}