..generic:
  git2rdata: 0.3.1
  optimize: no
  NA string: NA
  sorting: a
  hash: 3c02145886aac5a9eae5f1d2700a29f9a71b9829
  data_hash: edfd19ec22a7172eb5f7201197bc56da7fade50f
a:
  class: character
letters:
  class: character
