US Patent 11836180 System and management of semantic indicators during document presentations

A data processing system implements displaying, on a first device to a first participant, a first user interface for presentation of audio content, the first user interface including a navigation tool configured to visually represent contextual events in the audio content and a first selectable indicator linked to a second participant. The data processing system further implements receiving a first user selection of the first selectable indicator; and initiating, in response to at least the first user selection, a first telecommunication session between the first participant and the second participant.