legislation_cosponsors: 100-hconres-7, K000086

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-hconres-7	K000086	Rep. Kemp, Jack [R-NY-31]	R	NY	1987-01-06	1