<documents_info>Types of Lenses: Wide-Angle to Telephoto</documents_info>
<query>What lens should I use for landscape photography?</query>
user
Algorithm
assistant
<documents_info>Types of Lenses: Wide-Angle to Telephoto</documents_info>
<query>What lens should I use for landscape photography?</query>
user
Chunk
assistant
<query>What lens should I use for landscape photography?</query>
<documents_info>Types of Lenses: Wide-Angle to Telephoto</documents_info>