legislation_cosponsors: 100-s-976, I000025

Cosponsors for tracked legislation. Distinguishes original cosponsors (signed on at introduction) from later additions. Linked to congress_members via bioguide_id.

This data as json

bill_id	bioguide_id	full_name	party	state	sponsorship_date	is_original_cosponsor
100-s-976	I000025	Sen. Inouye, Daniel K. [D-HI]	D	HI	1987-05-14	1