Question: What are the African countries of Benin, Burkina Faso, Chad, and Mali referred to as in the cotton industry?
Sentence: While Brazil was fighting the US through the WTO's Dispute Settlement Mechanism against a heavily subsidized cotton industry, a group of four least-developed African countries – Benin, Burkina Faso, Chad, and Mali – also known as "Cotton-4" have been the leading protagonist for the reduction of US cotton subsidies through negotiations.
Answer in sentence: yes