Triple
T33473621
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Anna Salai |
E857260
|
entity |
| Predicate | hasMetroStationsAlong |
P39430
|
FINISHED |
| Object |
Nandanam metro station
Nandanam metro station is an underground station on the Chennai Metro network serving the Nandanam area along the major arterial road Anna Salai in Chennai, India.
|
E2056488
|
NE FINISHED |
How this triple was built (2 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: Nandanam metro station | Statement: [Anna Salai, hasMetroStationsAlong, Nandanam metro station]
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: Nandanam metro station Triple: [Anna Salai, hasMetroStationsAlong, Nandanam metro station]
Generated description
Nandanam metro station is an underground station on the Chennai Metro network serving the Nandanam area along the major arterial road Anna Salai in Chennai, India.
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_69f3497472508190b300ebd3fd402367 |
completed | April 30, 2026, 12:22 p.m. |
| NER | Named-entity recognition | batch_69fe2f7290d0819088a1938b8cc68206 |
completed | May 8, 2026, 6:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a35a66616688190b9aefc4596a5eda3 |
completed | June 19, 2026, 8:28 p.m. |
| NEDg | Description generation | batch_6a35a76b3d788190b7b67f323b0ed7f4 |
completed | June 19, 2026, 8:32 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a35a7f69078819083fcc1f883baf788 |
completed | June 19, 2026, 8:35 p.m. |
Created at: May 1, 2026, 1:37 a.m.