..generic:
  git2rdata: 0.4.0
  optimize: no
  NA string: NA
  sorting: a
  hash: 3c02145886aac5a9eae5f1d2700a29f9a71b9829
  data_hash: f9abaee65ed6bbf187817a94a6305f4d1e577bf3
a:
  class: character
letters:
  class: character
