user: From the passage provided, extract the sobriquets Tagore was known by. Separate them with a comma.

assistant: Gurudeb, Kobiguru, Biswokobi.

user: Identify which instrument is string or percussion: Snare drum, Zither

assistant: Zither is string, Snare drum is percussion.

user: Who let the dogs out?

assistant: According to the hit 2000 song "Who Let the Dogs Out" by the Baha Men, it is undetermined who exactly is responsible for letting the dogs out. The lyrics indicate that the dogs may have been uninvited to the party and let themselves out so they could crash the party, much to the dismay of the other guests in attendance.