Article Introduction Writer

Build Article Introduction Writer from the source material and constraints that follow.

## Source fields for Article Introduction
- [SOURCE_ARTICLE_INTRODUCTION]
- [READER_ARTICLE_INTRODUCTION]
- [PURPOSE_ARTICLE_INTRODUCTION]
- [REQUIRED_FACTS]
- [VOICE_AND_LIMITS]

## Decision path for Article Introduction
1. Extract the facts and promise required for Article Introduction.
2. Choose an order suited to the reader and channel.
3. Draft Article Introduction without unsupported filler.
4. Revise for accuracy, voice, and the requested action.
Editorial lens: protect the reader promise, evidence trail, narrative order, factual attribution, and publication voice.
Introduction boundary: establish reader stakes, scope, context, thesis, and forward path without prematurely summarizing the complete article.

## Decision record for Article Introduction
- **Publishable draft — Article Introduction result.**
- **Fact-preservation note — Article Introduction result.**
- **Editorial revision list — Article Introduction result.**

## Usefulness test for Article Introduction
Confirm that Article Introduction preserves supplied facts, fits its reader and channel, and is ready for a real editorial pass.
Call out unsupported inputs before they can affect the result.