> For the complete documentation index, see [llms.txt](https://blog.telegram.lvivcenter.org/tg-research/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://blog.telegram.lvivcenter.org/tg-research/viewing-mode/text/features-of-textual-data.md).

# Features of Textual Data

The tool contains the following types of messages:

### Post

Any original message in a chat or channel published without using the "reply" function.

<figure><img src="/files/jcjY2zNt80Eph9GGStZI" alt="" width="375"><figcaption></figcaption></figure>

### Comment

Any message made using the "reply" function to another message.

<figure><img src="/files/FfzW3b91feW6uwegdNJR" alt="" width="375"><figcaption></figcaption></figure>

To view whom a user has replied to, click <img src="/files/Snrgivo5dZODRftV5np0" alt="" data-size="line"> to see the author's response.&#x20;

<figure><img src="/files/6kluxwsNRW5HklgUJagn" alt="" width="375"><figcaption></figcaption></figure>

To view the entire comment thread for a specific message, click the<img src="/files/boJfVODAfEi9un26WJIh" alt="" data-size="line">. This allows you to track the start and flow of the discussion.

<div data-full-width="true"><figure><img src="/files/gFun4KPnfpSy3q6dV3RL" alt="" width="375"><figcaption></figcaption></figure> <figure><img src="/files/cVdLhKO7q51rZKs9sO4A" alt="" width="375"><figcaption></figcaption></figure></div>

### Technical message&#x20;

Any automatically generated message published by Telegram in chats and channels (excluding date-related messages). This can include notifications about invitations, adding or removing users, account deletions, etc.

<figure><img src="/files/LUmM6COiu2Fx2GARPXlW" alt="" width="375"><figcaption></figcaption></figure>

### Date&#x20;

Automatically generated platform messages about the date. Telegram uses these notifications to divide the flow of user messages into specific days.

<figure><img src="/files/BME435fH3aWknQbnJGeQ" alt="" width="375"><figcaption></figcaption></figure>

The message stream may also include photos, videos, GIFs, stickers, voice messages, and more.

<figure><img src="/files/wXSwU5uv1XrhQHVbfnwc" alt="" width="375"><figcaption></figcaption></figure>

To view photos and videos on the full screen, click on them. Press the <img src="/files/kvAY4LPpe8cxm7nOrc9j" alt="" data-size="line"> button in the window's lower right corner to return to the message feed view. GIFs and stickers cannot be enlarged. Voice messages can be played directly within the message feed.

<figure><img src="/files/Xx5ki32Gc7v6PYAFrrSA" alt=""><figcaption></figcaption></figure>