OptionalContentThe Content Source it belongs to, so a classifier can read what the source and its content type say about classifying it — tag counts, attributes, classification context.
The acting user.
The source's type-specific settings.
The provider to read through.
The Content Item being classified.
Fires when the run is asked to stop.
The text to classify.
The record's title, when it has one — often the strongest short signal.
What a classifier is given.