Utilize the input text as a context reference, choose the right relationship between Lafarge and cement from the options. Options: 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.

Other Articles Unitech Q1 sales bookings drops 47% at Rs 178 cr Maggi noodles ban: Govt on back foot in Nestle-NCDRC case Birla to buy Lafarge units for Rs 5,000 cr Birla Corporation on Monday announced that it will acquire two cement units from Lafarge India having a capacity of 5.15 million tonnes per annum for Rs 5,000 crore.

Answer: product_or_material_produced