Final answer:
The second article provides additional historical context, enriches the understanding of the Triangle Factory Fire's impact on workers' rights, and complements the information presented in the first article.
Step-by-step explanation:
The Story of the Triangle Factory Fire article adds to the understanding of the previous information by providing additional historical context. The second article dives deeper into the event, detailing the conditions that led to the tragedy and the subsequent public outcry for workers' rights and safety reforms. It includes firsthand accounts, like that of William Shepherd, and explains the aftermath and the changes in workers' rights that evolved as a direct result of the fire. This context helps readers to better grasp the scale of the tragedy and the socio-political impact it had on American society.