indicates for which train the supplement is required. If the supplement was mistakenly paid, touching an OV-Chipcard to the same device within 30 seconds will cancel the purchase. Journeys between Schiphol Airport railway station and Amsterdam Centraal, or between Rotterdam Centraal and Breda, can be made without paying the supplement. International tickets for the trains which continue to Belgium include the supplement in their cost. References External links Intercity Direct on the NS website Public transport route planner 9292 High-speed rail in the Netherlands