There are a total of 20 types of elements. I have grouped them into 5 categories.

Headings

These are the 6 types of elements.

(h1) Hello (/h1)
(h2) Hello (/h2)
(h3) Hello (/h3)
(h4) Hello (/h4)
(h5) Hello (/h5)
(h6) Hello (/h6)

Body

(paragraph) Content Here (/paragraph)

(line break)

(horizontal rule)

(link) (url: ) (title: ) (/link)

(image)
	(url: URL Here)
	(description: Description Here)
	(caption: Caption here)
(/image)

Formatting

(bold) Content Here (/bold)

(italics) Content Here (/italics)

(underlined) Content Here (/underlined)

Common Blocks

(ordered list)
	(item) Content Here 1 (/item)
	(item) Content Here 2 (/item)
(/ordered list)
(unordered list)
	(item) Content Here 1 (/item)
	(item) Content Here 2 (/item)
(/unordered list)
(table)
	(header row)
		(header element) Content Here (header element)
		(element) Content Here (/element)
	(/header rows)
	(row)
		(header element) Content Here (/header element)
		(element) Content Here (/element)
	(/row)
(/table)

Custom Blocks

(callout)
	Content Here
(/callout)
(quote)
	Content Here
(/quote)
(code)
	Content Here
(/code)

(code) Content Here (/code)

(latex) Content Here (/latex)

(task)
	(unmarked item) Content Here (/item)
	(marked item) Content Here (/item)
(/task)