Football Ultras wrote that the F-Side was celebrating its 50th anniversary that day and described the group as one of the most famous and notorious in the Netherlands. According to the account, the anniversary was celebrated with a lot of fireworks in three places in Amsterdam: at the Amsterdam ArenA, on the Middenweg, and at the Olympic Stadium. https://t.co/Z7BRvuRkmV #FSide #Amsterdam #Jubileum (translated)
