Conversation so far:
who is the longest serving chief minister in india
Pawan Kumar Chamling's 25 year stint, from 1994 to 2019, as Chief Minister is the longest ever by a chief minister of any Indian state.
what is pawan kumar chamling's political party
Pawan Kumar Chamling is the Founder and President of the Sikkim Democratic Front

Question: where was the chief minister born
Self-contained rewrite: where was pawan kumar chamling born