| fcdf | <https://w3id.org/football-cdf/core#> |
| owl | <http://www.w3.org/2002/07/owl#> |
| rdf | <http://www.w3.org/1999/02/22-rdf-syntax-ns#> |
| rdfs | <http://www.w3.org/2000/01/rdf-schema#> |
| terms | <http://purl.org/dc/terms/> |
| vann | <http://purl.org/vocab/vann/> |
| xml | <http://www.w3.org/XML/1998/namespace> |
| xsd | <http://www.w3.org/2001/XMLSchema#> |