e.g. Commercial:"Fizzy Frogs" / Promotion:"Channel 6" / PresentationEvent:"5Twelve" e.g. Commercial:"Easter Hunt" / Promotion:"Wildlife Uncovered" / PresentationEvent:"Spring 2018 re-brand" e.g. Commercial:"20sec Weekend a.m." / Promotion:"Episode 2" / PresentationEvent:"Ident Description" e.g. Commercial:"Pre-Watershed" / Promotion:"Tonight - 20s" / PresentationEvent:"HD with 5.1 audio" e.g. Commercial:"for Mobile Phone Delivery" / Promotion:"Clean / Nations" / PresentationEvent:"End credit squeeze / sting" e.g. Production House Not to be confused with Originator - Supplier here means the physical source of the file when delivered to the broadcaster A code to identify the language of closed captions - optional since IMSC1.1 subtitles carry the language tag in their own document. Useful for OP-47 subtitles if supported. The advertising agency responsible for this clip