What is the relationship between Lafarge and cement in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

The deal, to be executed by Birla Corp and its subsidiaries, calls for the acquisition of Sonadih cement plant in Chhattisgarh, the grinding unit at Jajobera in Jharkhand, as also the Concreto and PSC brands of Lafarge India, the company said in a regulatory filing.

Answer: product_or_material_produced