+ "Show all messages matching the search terms.",
+ "\tThe messages are grouped and sorted based on the threading\n"
+ "\t(all replies to a particular message appear immediately\n"
+ "\tafter that message in date order).\n"
+ "\n"
+ "\tSupported options for show include:\n"
+ "\n"
+ "\t--entire-thread\n"
+ "\n"
+ "\t\tBy default only those messages that match the\n"
+ "\t\tsearch terms will be displayed. With this option,\n"
+ "\t\tall messages in the same thread as any matched\n"
+ "\t\tmessage will be displayed.\n"
+ "\n"
+ "\t--format=(text|json|mbox|raw)\n"
+ "\n"
+ "\t\ttext (default for messages)\n"
+ "\n"
+ "\t\tThe default plain-text format has all text-content MIME parts\n"
+ "\t\tdecoded. Various components in the output, ('message', 'header',\n"
+ "\t\t'body', 'attachment', and MIME 'part') are delimited by\n"
+ "\t\teasily-parsed markers. Each marker consists of a Control-L\n"
+ "\t\tcharacter (ASCII decimal 12), the name of the marker, and\n"
+ "\t\tthen either an opening or closing brace, '{' or '}' to\n"
+ "\t\teither open or close the component. For a multipart MIME\n"
+ "\t\tmessage, these parts will be nested.\n"
+ "\n"
+ "\t\tjson\n"
+ "\n"
+ "\t\tThe output is formatted with Javascript Object Notation\n"
+ "\t\t(JSON). This format is more robust than the text format\n"
+ "\t\tfor automated processing. The nested structure of multipart\n"
+ "\t\tMIME messages is reflected in nested JSON output. JSON\n"
+ "\t\toutput always includes all messages in a matching thread;\n"
+ "\t\tin effect '--format=json' implies '--entire-thread'\n"
+ "\n"
+ "\t\tmbox\n"
+ "\n"
+ "\t\tAll matching messages are output in the traditional, Unix\n"
+ "\t\tmbox format with each message being prefixed by a line\n"
+ "\t\tbeginning with 'From ' and a blank line separating each\n"
+ "\t\tmessage. Lines in the message content beginning with 'From '\n"
+ "\t\t(preceded by zero or more '>' characters) have an additional\n"
+ "\t\t'>' character added. This reversible escaping is termed\n"
+ "\t\t\"mboxrd\" format and described in detail here:\n"