Chinastark/bird_dataset huggingface dataset:
Column: cognress_rep_id
Name: congress representative id
Data format: text
Description: the representative id of congress representatives
Column: first_name 
Name: first name
Data format: text
Description: the first name of the congress representative
Column: last_name
Name: last name
Data format: text
Description: the last name of the congress representative
Column: CID
Data format: text
Description: the unique identifier for the congress representative
Column: party
Data format: text
Description: the party of the representative
Column: state
Data format: text
Description: the state that the representative is from
Column: abbreviation
Data format: text
Description: the abbreviation of the state
Column: House
Data format: text
Description: the house that the representative is from
Column: District
Data format: integer
Description: the id of the district that the representative represents 
Value description: commonsense evidence: The state is divided into different districts. The districts under the same state will be numbered uniformly. 
'NA' means that the state is not divided into districts.
Column: land_area
Name: land area
Data format: real
Description: the land area of the district