user: Extract the the materials used to build beaver dams from the following passage and separate them with a comma.

assistant: Beavers use the following materials to build their dams: trees, shrubs, mud, rocks.

user: When was Franz Kafka born and who was he?

assistant: Franz Kafka was born on 3 July 1883, and was a German-speaking Bohemian novelist and short-story writer based in Prague.

user: which are the must-visit places in India?

assistant: Every state in India is famous for its heritage and diverse culture and tradition and thus has many things which make it a must-visit place. Very popular is the Taj Mahal in Agra.