Utilize the input text as a context reference, choose the right relationship between Tchibo and coffee 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.

"In recent weeks, the situation on the green coffee markets has eased," Tchibo spokesman Arnd Liedtke said in the statement.

Answer: product_or_material_produced