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Chemical element

This is a section about Hydrogen!

Hydrogen is a very important subject about which there is a lot to say.

For example, this sentence. And then another one.


Hydrogen

Water

Link to article: <test data>

Link to ID in this issue: <test issue 2>

== Test issue 2

=== Test issue 3

== Test child

Conflict resolution between issue IDs and article IDs:

* to issue: <test child>
* to article: </test child>


Hydrogen

Water

 Ancestors (4)

 Discussion (1)

 Latest discussions

  Top discussions

 Articles by others on the same topic (2)

Hydrogen

Water

 Ancestors (4)

 Discussion (1)  Subscribe (1)

 Latest discussions

  Top discussions

 Articles by others on the same topic (2)

 Discussion (1)