Triple
T7164729
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thiruchendur |
E167036
|
entity |
| Predicate | hasTransportNode |
P2413
|
FINISHED |
| Object |
Thiruchendur railway station
Thiruchendur railway station is a regional rail terminus in Tamil Nadu, India, serving the coastal pilgrimage town of Thiruchendur and connecting it to other parts of the state.
|
E645509
|
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: Thiruchendur railway station | Statement: [Thiruchendur, hasTransportNode, Thiruchendur railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thiruchendur railway station Context triple: [Thiruchendur, hasTransportNode, Thiruchendur railway station]
-
A.
Tiruttani railway station
Tiruttani railway station is a regional rail stop in Tamil Nadu, India, serving the town of Tiruttani and its surrounding areas on key routes connecting major cities.
-
B.
Chidambaram railway station
Chidambaram railway station is a regional rail hub in Tamil Nadu, India, serving the temple town of Chidambaram on the Chennai–Tiruchirappalli main line.
-
C.
Tiruchirappalli Junction railway station
Tiruchirappalli Junction railway station is a major railway hub in Tamil Nadu, India, serving as one of the busiest and most important junctions in the Southern Railway zone.
-
D.
Srirangam railway station
Srirangam railway station is a regional rail hub in Tamil Nadu, India, serving the temple town of Srirangam and connecting it to major cities in the state and beyond.
-
E.
Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station
Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station is the main railway terminus of Chennai and one of the busiest and most important rail hubs in South India.
- 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: Thiruchendur railway station Triple: [Thiruchendur, hasTransportNode, Thiruchendur railway station]
Generated description
Thiruchendur railway station is a regional rail terminus in Tamil Nadu, India, serving the coastal pilgrimage town of Thiruchendur and connecting it to other parts of the state.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thiruchendur railway station Target entity description: Thiruchendur railway station is a regional rail terminus in Tamil Nadu, India, serving the coastal pilgrimage town of Thiruchendur and connecting it to other parts of the state.
-
A.
Tiruttani railway station
Tiruttani railway station is a regional rail stop in Tamil Nadu, India, serving the town of Tiruttani and its surrounding areas on key routes connecting major cities.
-
B.
Chidambaram railway station
Chidambaram railway station is a regional rail hub in Tamil Nadu, India, serving the temple town of Chidambaram on the Chennai–Tiruchirappalli main line.
-
C.
Tiruchirappalli Junction railway station
Tiruchirappalli Junction railway station is a major railway hub in Tamil Nadu, India, serving as one of the busiest and most important junctions in the Southern Railway zone.
-
D.
Srirangam railway station
Srirangam railway station is a regional rail hub in Tamil Nadu, India, serving the temple town of Srirangam and connecting it to major cities in the state and beyond.
-
E.
Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station
Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station is the main railway terminus of Chennai and one of the busiest and most important rail hubs in South India.
- 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_69c68888c10c819095e0383020225758 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e83168a08190937ff46797d94f3e |
completed | March 27, 2026, 8:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7adcc145c8190ba65831ed891a225 |
completed | March 28, 2026, 10:30 a.m. |
| NEDg | Description generation | batch_69c7ae9111048190b9d68932b15aeab9 |
completed | March 28, 2026, 10:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7af44076481908d770dd92ed55277 |
completed | March 28, 2026, 10:36 a.m. |
Created at: March 27, 2026, 2:47 p.m.