https://www.government.nl/topics/aviation/recreational-flying/applying-for-a-sailplane-pilot-licence
To be allowed to pilot a sailplane in the Netherlands you will need a sailplane pilot licence (SPL). Applications are made at the Inspectie Leefomgeving en...
pilot licenceapplyingsailplaneaviationgovernment
https://www.transportstyrelsen.se/en/aviation/forms-for-aviation/certificate-and-education/skilltest-and-proficiency-check-ul-sailplane--in-a-tmg/
proficiencycheckulsailplanetmg