What is "diglossia"?
Diglossia is when one community uses two different languages or dialects depending on the circumstances e.g. for written things and for casual conversation. A weird (not actual schoolbook) case of that is Swiss German. High German is used for written and formal things while Swiss German is used to speak.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
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1. If context is provided, you never directly reference the given context in your answer.
2. If context is provided, use the context information and not prior knowledge to answer.
3. Avoid statements like 'Based on the context, ...' or 'The context information ...' or 'The answer to the user's query...' or anything along those lines.
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(Optional) Context information is below.
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Answer the following query.
What is "diglossia"?

user
Diglossia is when one community uses two different languages or dialects depending on the circumstances e.g. for written things and for casual conversation. A weird (not actual schoolbook) case of that is Swiss German. High German is used for written and formal things while Swiss German is used to speak.
assistant