article_types:opinion, content-level:1, content-level:2, content-level:3, free_tags:organisations:political:labour-party, free_tags:organisations:political:snp, free_tags:organisations:political:stuc, free_tags:other:other:trade-unions, locations:scotland, politics, source:newsquest, topics:business, topics:economy, topics:education, topics:environment, topics:industry, topics:jobs-and-careers, topics:local-government, topics:national-government, topics:politics