Center on the event facts and not your site's capabilities. Never repeat other facts like day and placement; in its place, increase that information on the respective Attributes. The structured facts on the page describes the content of that page. Really don't create blank or vacant pages just to carry https://www.presta-addons-modules.com/en/opencart-seo-automatic-google-rich-snippets-json-ld-integration-opengraph-twitter-tags-schemaorg.html