The phrase likely refers to a local promotion in Rotterdam where fans could obtain a 50% discount on match tickets for the Excelsior vs. Heerenveen game. The Promotion Details
: Fans who went ice skating at Schaatsbaan Rotterdam could receive a 50% discount on tickets for the Eredivisie match between Excelsior Rotterdam and SC Heerenveen . Excelsior - Heerenveen
: To claim the discount, fans were required to show their physical skating ticket (the "paper" ) or email it to the club's desk. Recent Match Context The phrase likely refers to a local promotion