Event: bad startDate

Name: Fixture Symphony: An Evening of Crawl Patterns
Start: 18th September 2026, 7:30pm
End: 2026-09-18T22:00:00+01:00
Location: Fixture Hall

sb-fixture:sd-event-bad-startdate:served

`startDate` is `"18th September 2026, 7:30pm"` — not ISO-8601.

`startDate` is `"18th September 2026, 7:30pm"` — prose, not ISO-8601