Chinastark/bird_dataset huggingface dataset:
Column: ballotpedia_id
Name: ballotpedia id
Data format: text
Description: The ballotpedia.org page name for the person (spaces are given as spaces, not underscores).
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on ballotpedia.org
Column: bioguide_id
Name: bioguide id
Data format: text
Description: The alphanumeric ID for this legislator
Column: birthday_bio
Name: birthday bio
Data format: date
Description: The legislator's birthday,
Value description: in YYYY-MM-DD format.
Column: cspan_id
Name: cspan id
Data format: real
Description: The numeric ID for this legislator on C-SPAN's video website,
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on C-SPAN's video website
Column: fec_id
Name: fec id
Data format: text
Description:  A list of IDs for this legislator in Federal Election Commission data.
Value description: commonsense evidence:
if this value is null or empty, it means this legislator hasn't not been registered in Federal Election Commission data.
Column: first_name
Name: first name
Data format: text
Description: first name of the legislator
Column: gender_bio
Name: gender bio
Data format: text
Description: gender of the legislator
Column: google_entity_id_id
Name: google entity id
Data format: text
Description: google entity id
Value description: commonsense evidence:
if this value is null or empty, it means this legislator are not google entities
Column: govtrack_id
Name: govtrack id
Data format: integer
Description: The numeric ID for this legislator on GovTrack.us
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on GovTrack.us
Column: house_history_id
Name: house history id
Data format: real
Description: The numeric ID for this legislator on http://history.house.gov/People/Search/
Value description: commonsense evidence:
The ID is present only for members who have served in the U.S. House.
Column: icpsr_id
Name: interuniversity consortium for political and social research id
Data format: real
Description: The numeric ID for this legislator in Keith Poole's VoteView.com website, originally based on an ID system by the Interuniversity Consortium for Political and Social Research (stored as an integer).
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on VoteView.com
Column: last_name
Name: last name
Data format: text
Description: last name of the legislator
Column: lis_id
Name: legislator id
Data format: text
Description: The alphanumeric ID for this legislator found in Senate roll call votes
Value description: commonsense evidence:
The ID is present only for members who attended in Senate roll call votes
Column: maplight_id
Name: maplight id
Data format: real
Description: The numeric ID for this legislator on maplight.org
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on maplight.org
Column: middle_name
Name: middle name 
Data format: text
Description: the middle name of the legislator
Column: nickname_name
Name: nickname
Data format: text
Description: nickname of the legislator
Column: official_full_name
Name: official full name
Data format: text
Description: official full name
Column: opensecrets_id
Name: opensecrets id
Data format: text
Description: The alphanumeric ID for this legislator on OpenSecrets.org.
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on OpenSecrets.org.
Column: religion_bio
Name: religion bio
Data format: text
Description: The legislator's religion.
Column: suffix_name
Name: suffix name
Data format: text
Description: suffix name
Column: thomas_id
Name: thomas id
Data format: integer
Description: The numeric ID for this legislator on http://thomas.gov and http://beta.congress.gov. 
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on both http://thomas.gov and http://beta.congress.gov.
Column: votesmart_id
Name: votesmart id
Data format: real
Description: The numeric ID for this legislator on VoteSmart.org
Value description: commonsense evidence:
if this value is null or empty, it means this legislator doesn't have account on VoteSmart.org
Column: wikidata_id
Name: wikidata id
Data format: text
Description: the id for wikidata
Column: wikipedia_id
Name: wikipedia id
Data format: text
Description:  The Wikipedia page name for the person
Value description: commonsense evidence:
if a legislator has wikipedia id, it means he or she is famous or impact