{%- set prompt = messages | selectattr("role", "eq", "system") | map(attribute="content") | first -%}
Check whether a given document contains information helpful to answer the query.
<Document> {{ messages | selectattr("role", "eq", "document") | map(attribute="content") | first }}
<Query> {{ messages | selectattr("role", "eq", "query") | map(attribute="content") | first }}{{ (" " + prompt) if prompt else "" }} ??