{{alias}}()
    Returns the Spam Assassin public mail corpus.

    Each array element has the following fields:

    - id: message id (relative to message group)
    - group: message group
    - checksum: object containing checksum info
    - text: message text (including headers)

    The message group may be one of the following:

    - easy-ham-1: easier to detect non-spam e-mails (2500 messages)
    - easy-ham-2: easier to detect non-spam e-mails collected at a later date
      (1400 messages)
    - hard-ham-1: harder to detect non-spam e-mails (250 messages)
    - spam-1: spam e-mails (500 messages)
    - spam-2: spam e-mails collected at a later date (1396 messages)

    The checksum object contains the following fields:

    - type: checksum type (e.g., MD5)
    - value: checksum value

    Returns
    -------
    out: Array<Object>
        Corpus.

    Examples
    --------
    > var data = {{alias}}()
    [ {...}, {...}, ... ]

    See Also
    --------