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Turn dense source material into an accurate explanation that the intended reader can understand and use.

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1. Read the full source.
2. Identify the reader and their existing knowledge.
3. State the one result that the reader must understand or achieve.
4. Check the source's evidence and uncertainty.
5. Select the task size below.

When the reader is unspecified, assume a capable adult new to this topic. State the assumption. Ask only when missing context materially changes the lesson.