Create test4.txt

[jodemer]

Reference to a related issue in the repository
Add a reference to a related issue in the repository.

Add a description
Add a description of the changes proposed in the pull request.

Some questions to ask
What is this change?
What does it fix?
Is this a bugfix or a feature? Does it break any existing functionality or force me to update to a new version?
How has it been tested?

Take this checklist as orientation for yourself, if this PR is ready for Maintainer Review

• My suggestion follows the governance rules.
• All commits of this PR are signed.
• My changes generate no errors when passing CI tests.
• I updated all documentation (readmes incl. figures) according to my changes.
• I have successfully implemented and tested my fix/feature locally.
• Appropriate reviewer(s) are assigned.

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