Generate the back side HTML template for an Anki flashcard.

## Context

{{block (ls fields) "Fields Available" }}

{{block requirement "Requirement"}}

## Instructions
1. Create clean HTML for the back side of the flashcard
2. Use ONLY the available fields listed above - no other fields can be used
3. Include CSS styling if needed
4. Use `\{{fieldName}}` format for field placeholders
5. Show the answer or solution that complements the front side
6. Make it comprehensive and informative for learning
7. Include JavaScript for interactive elements, animations, or enhanced UI logic as appropriate