Html elements abbr, command, and input

abbr element Specifies that a string is an abbreviation for a longer word or phrase, command element The command element represents a command which the user can invoke, input element Defines an input element, such as a text field control or button, within a form. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

abbr abbr and command, abbr, command, and input

Advanced example

Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':

You cannot advance example level further.