(CommandList
  children: [
    (C {(mkdir)} {(-p)} {(.ssh)})
    (SimpleCommand
      words: [{(cat)} {(bootstrap_chef.id_rsa.pub)}]
      redirects: [(Redir op_id:Redir_DGreat fd:-1 arg_word:{(.ssh/authorized_keys)} spids:[14])]
    )
    (C {(chown)} {(-R)} {(ubuntu) (Lit_Other ":") (ubuntu)} {(.ssh)})
  ]
)