Refer to the input text as context and select the correct relationship between 'Roshen' and 'Chocolate' from the available options.
Options: product/material produced, currency, operator, platform

The key players in the Chocolate Market in Europe are Ferrero Group Hershey's Mars Mondelez International Nestlé and Ritter Sport while other prominent vendors include Alfred Ritter Archer Daniels Midland August Storck Barry Callebaut Group Blommer Chocolate Brookside Foods Cémoi Chocolate Frey Fazer Group Kegg's Candies Lindt & Sprüngli Natra Orkla Roshen Confectionery Russell Stover Candies Tangerine Confectionery United Confectionary Manufacturers Warrell and Yildiz Holding
product/material produced