Question juridique clé
Whether the 14 November 2005 event qualified as an accident under social insurance law
Solution extraite
The event was not proven to be an accident; no unusual external factor was established.
Motifs extraits
The claimant's earliest account was inconsistent with later versions alleging impact against an iron bar. The recorded facts did not make an impact or other unusual occurrence credible, and the railway ride itself was not unusual.