Triple
T8289642
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MPEG |
E193861
|
entity |
| Predicate | hasStandard |
P1371
|
FINISHED |
| Object |
MPEG-21
MPEG-21 is a multimedia framework standard that defines how digital content can be described, managed, protected, and exchanged across diverse platforms and networks.
|
E724355
|
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: MPEG-21 | Statement: [MPEG, hasStandard, MPEG-21]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MPEG-21 Context triple: [MPEG, hasStandard, MPEG-21]
-
A.
ISO/IEC 23008-2
ISO/IEC 23008-2 is the international video coding standard better known as High Efficiency Video Coding (HEVC) or H.265, designed to provide significantly improved compression efficiency over its predecessors.
-
B.
MPEG-4 Part 2
MPEG-4 Part 2 is a video compression standard used for encoding digital video, notably in early MPEG-4 and DivX/Xvid formats.
-
C.
ISO/IEC 13818-7
ISO/IEC 13818-7 is an international standard that specifies the Advanced Audio Coding (AAC) audio compression format used for efficient, high-quality digital audio.
-
D.
ISO/IEC 14496
ISO/IEC 14496 is an international standard better known as MPEG-4, defining methods for coding audio-visual objects for multimedia, web, and broadcast applications.
-
E.
MPEG-2
MPEG-2 is a widely used digital video and audio compression standard commonly employed for DVDs, digital television broadcasting, and some online video formats.
- 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: MPEG-21 Triple: [MPEG, hasStandard, MPEG-21]
Generated description
MPEG-21 is a multimedia framework standard that defines how digital content can be described, managed, protected, and exchanged across diverse platforms and networks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MPEG-21 Target entity description: MPEG-21 is a multimedia framework standard that defines how digital content can be described, managed, protected, and exchanged across diverse platforms and networks.
-
A.
ISO/IEC 23008-2
ISO/IEC 23008-2 is the international video coding standard better known as High Efficiency Video Coding (HEVC) or H.265, designed to provide significantly improved compression efficiency over its predecessors.
-
B.
MPEG-4 Part 2
MPEG-4 Part 2 is a video compression standard used for encoding digital video, notably in early MPEG-4 and DivX/Xvid formats.
-
C.
ISO/IEC 13818-7
ISO/IEC 13818-7 is an international standard that specifies the Advanced Audio Coding (AAC) audio compression format used for efficient, high-quality digital audio.
-
D.
ISO/IEC 14496
ISO/IEC 14496 is an international standard better known as MPEG-4, defining methods for coding audio-visual objects for multimedia, web, and broadcast applications.
-
E.
MPEG-2
MPEG-2 is a widely used digital video and audio compression standard commonly employed for DVDs, digital television broadcasting, and some online video formats.
- 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_69ca82e32db481908b72f3804fa71152 |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb7c99fdd48190a3f304237be609a0 |
completed | March 31, 2026, 7:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd68898610819091a76f89cd2a6aa2 |
completed | April 1, 2026, 6:48 p.m. |
| NEDg | Description generation | batch_69cd6d567c3c81908a7ec5bc13be529d |
completed | April 1, 2026, 7:09 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cd7e2bdae08190adc51e904e85695e |
completed | April 1, 2026, 8:21 p.m. |
Created at: March 30, 2026, 5:52 p.m.