Context: Since the 16th century, the city has had a bear pit, the Bärengraben, at the far end of the Nydeggbrücke to house its heraldic animals. The currently four bears are now kept in an open-air enclosure nearby, and two other young bears, a present by the Russian president, are kept in Dählhölzli zoo.

Question: What is the Barengraben?
Answer: a bear pit

Question: Where is the Barengraben located?
Answer: the far end of the Nydeggbrücke

Question: What are held at the Barengraben?
Answer: heraldic animals

Question: Who gave Bern their bears?
Answer: the Russian president

Question: What zoo are the bears of Bern kept?
Answer: Dählhölzli zoo