Triple

T22814496
Position Surface form Disambiguated ID Type / Status
Subject Media Source Extensions E565064 entity
Predicate hasInterface P12981 FINISHED
Object MediaSource
MediaSource is a web API interface that enables JavaScript to generate and manage media streams for adaptive, buffer-based audio and video playback in browsers.
 E1554533 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: MediaSource | Statement: [Media Source Extensions, hasInterface, MediaSource]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MediaSource
Context triple: [Media Source Extensions, hasInterface, MediaSource]
  • A. MediaPlayer
    MediaPlayer is a JavaFX class that provides high-level controls for playing and managing audio and video media within Java applications.
  • B. MediaElementAudioSourceNode
    MediaElementAudioSourceNode is a Web Audio API interface that lets you use the audio output of an HTML media element (like `<audio>` or `<video>`) as a source node in an audio processing graph.
  • C. MediaStream
    MediaStream is a WebRTC and Media Capture API interface representing a synchronized stream of audio and/or video tracks that can be captured, processed, and transmitted in web applications.
  • D. Web Streams API
    The Web Streams API is a web platform feature that enables efficient, programmable handling of streaming data in JavaScript, such as reading, transforming, and writing data chunks incrementally.
  • E. MediaStreamTrack
    MediaStreamTrack is a WebRTC API interface representing a single media source stream, such as an audio or video track, that can be transmitted, processed, or combined in real-time communications.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: MediaSource
Triple: [Media Source Extensions, hasInterface, MediaSource]
Generated description
MediaSource is a web API interface that enables JavaScript to generate and manage media streams for adaptive, buffer-based audio and video playback in browsers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MediaSource
Target entity description: MediaSource is a web API interface that enables JavaScript to generate and manage media streams for adaptive, buffer-based audio and video playback in browsers.
  • A. MediaPlayer
    MediaPlayer is a JavaFX class that provides high-level controls for playing and managing audio and video media within Java applications.
  • B. MediaElementAudioSourceNode
    MediaElementAudioSourceNode is a Web Audio API interface that lets you use the audio output of an HTML media element (like `<audio>` or `<video>`) as a source node in an audio processing graph.
  • C. MediaStream
    MediaStream is a WebRTC and Media Capture API interface representing a synchronized stream of audio and/or video tracks that can be captured, processed, and transmitted in web applications.
  • D. Web Streams API
    The Web Streams API is a web platform feature that enables efficient, programmable handling of streaming data in JavaScript, such as reading, transforming, and writing data chunks incrementally.
  • E. MediaStreamTrack
    MediaStreamTrack is a WebRTC API interface representing a single media source stream, such as an audio or video track, that can be transmitted, processed, or combined in real-time communications.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69e2458426188190b58b8ab4844fe420 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17d62b0ec8190ac22909192e8a876 completed April 29, 2026, 3:39 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b9ea500e4819080d2d5c23d00c10a completed May 18, 2026, 11:20 p.m.
NEDg Description generation batch_6a0b9f2faab881908a0459059e2ef18e completed May 18, 2026, 11:22 p.m.
NED2 Entity disambiguation (via description) batch_6a0b9fbfa2a88190b10d767dc91c84cf completed May 18, 2026, 11:24 p.m.
Created at: April 17, 2026, 3:33 p.m.