The idea is that with multiple anki cards being created in one md file like this, I could define a tag in the front matter that automatically gets added to all anki cards:
Q: Question1
A: Answer1
\#tagx \#tagy
...
Q: Question2
A: Answer1
\#tagx
.........
Q: Question3
A: Answer1
\#tagx \#tagz
To:
---
tags:
- tagx
---
Q: Question1
A: Answer1
\#tagy
...
Q: Question2
A: Answer1
.........
Q: Question3
A: Answer1
\#tagz