Triple
T13998386
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beach railway station, Chennai |
E336759
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object |
Chennai Beach railway yard
Chennai Beach railway yard is a major railway facility in Chennai used for stabling, maintaining, and managing suburban and other train operations near the Chennai Beach station.
|
E1075207
|
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: Chennai Beach railway yard | Statement: [Beach railway station, Chennai, adjacentTo, Chennai Beach railway yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chennai Beach railway yard Context triple: [Beach railway station, Chennai, adjacentTo, Chennai Beach railway yard]
-
A.
Vellore Cantonment railway station
Vellore Cantonment railway station is a key rail hub serving the city of Vellore in Tamil Nadu, India, connecting it to regional and long-distance destinations.
-
B.
Kodambakkam railway station
Kodambakkam railway station is a suburban rail stop in Chennai, India, serving the Kodambakkam neighborhood on the city’s Mass Rapid Transit and suburban railway network.
-
C.
Vandalur railway station
Vandalur railway station is a suburban rail stop in Chennai, India, serving as a key access point for visitors to the nearby Arignar Anna Zoological Park.
-
D.
Chennai Egmore railway station
Chennai Egmore railway station is one of the major railway terminals in Chennai, India, serving as a key hub for regional and long-distance trains, especially to southern Tamil Nadu.
-
E.
Chengalpattu Junction
Chengalpattu Junction is a major railway junction in Tamil Nadu, India, serving as a key suburban and long-distance rail hub south of Chennai.
- 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: Chennai Beach railway yard Triple: [Beach railway station, Chennai, adjacentTo, Chennai Beach railway yard]
Generated description
Chennai Beach railway yard is a major railway facility in Chennai used for stabling, maintaining, and managing suburban and other train operations near the Chennai Beach station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chennai Beach railway yard Target entity description: Chennai Beach railway yard is a major railway facility in Chennai used for stabling, maintaining, and managing suburban and other train operations near the Chennai Beach station.
-
A.
Vellore Cantonment railway station
Vellore Cantonment railway station is a key rail hub serving the city of Vellore in Tamil Nadu, India, connecting it to regional and long-distance destinations.
-
B.
Kodambakkam railway station
Kodambakkam railway station is a suburban rail stop in Chennai, India, serving the Kodambakkam neighborhood on the city’s Mass Rapid Transit and suburban railway network.
-
C.
Vandalur railway station
Vandalur railway station is a suburban rail stop in Chennai, India, serving as a key access point for visitors to the nearby Arignar Anna Zoological Park.
-
D.
Chennai Egmore railway station
Chennai Egmore railway station is one of the major railway terminals in Chennai, India, serving as a key hub for regional and long-distance trains, especially to southern Tamil Nadu.
-
E.
Chengalpattu Junction
Chengalpattu Junction is a major railway junction in Tamil Nadu, India, serving as a key suburban and long-distance rail hub south of Chennai.
- 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_69d81c645c5c8190b1fd16a285a1b78a |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2eb68ba88190bfaf10777d607bf3 |
completed | April 14, 2026, 12:10 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbc32789e08190be0f1d1685dcc90e |
completed | May 6, 2026, 10:39 p.m. |
| NEDg | Description generation | batch_69fbc6d1048081908fb2e798cbc9902f |
completed | May 6, 2026, 10:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fbc76610008190bd3c7f357666c8db |
completed | May 6, 2026, 10:57 p.m. |
Created at: April 9, 2026, 10:19 p.m.