Triple

T15334699
Position Surface form Disambiguated ID Type / Status
Subject Nagercoil E366631 entity
Predicate railwayStation P918 FINISHED
Object Nagercoil Town railway station
Nagercoil Town railway station is a regional rail hub serving the town of Nagercoil in Tamil Nadu, India, providing passenger connectivity to nearby cities and towns.
E1153774 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: Nagercoil Town railway station | Statement: [Nagercoil, railwayStation, Nagercoil Town railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nagercoil Town railway station
Context triple: [Nagercoil, railwayStation, Nagercoil Town railway station]
  • A. Tirunelveli Junction railway station
    Tirunelveli Junction railway station is a major rail hub in Tamil Nadu, India, serving as the primary junction connecting Tirunelveli with key cities across the region and country.
  • B. Kumbakonam railway station
    Kumbakonam railway station is a major rail hub in the town of Kumbakonam in Tamil Nadu, India, serving as an important junction for regional and pilgrimage travel.
  • C. Tindivanam railway station
    Tindivanam railway station is a key regional rail hub in Tamil Nadu, India, serving the town of Tindivanam and connecting it to major routes within the Southern Railway network.
  • D. Coimbatore Junction railway station
    Coimbatore Junction railway station is a major railway hub in Tamil Nadu, India, serving as the primary rail gateway to the city of Coimbatore and an important junction on the Southern Railway network.
  • E. Nallasopara railway station
    Nallasopara railway station is a busy suburban rail stop in the northern Mumbai Metropolitan Region, serving the Nallasopara area on the Mumbai Suburban Railway network.
  • 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: Nagercoil Town railway station
Triple: [Nagercoil, railwayStation, Nagercoil Town railway station]
Generated description
Nagercoil Town railway station is a regional rail hub serving the town of Nagercoil in Tamil Nadu, India, providing passenger connectivity to nearby cities and towns.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nagercoil Town railway station
Target entity description: Nagercoil Town railway station is a regional rail hub serving the town of Nagercoil in Tamil Nadu, India, providing passenger connectivity to nearby cities and towns.
  • A. Tirunelveli Junction railway station
    Tirunelveli Junction railway station is a major rail hub in Tamil Nadu, India, serving as the primary junction connecting Tirunelveli with key cities across the region and country.
  • B. Kumbakonam railway station
    Kumbakonam railway station is a major rail hub in the town of Kumbakonam in Tamil Nadu, India, serving as an important junction for regional and pilgrimage travel.
  • C. Tindivanam railway station
    Tindivanam railway station is a key regional rail hub in Tamil Nadu, India, serving the town of Tindivanam and connecting it to major routes within the Southern Railway network.
  • D. Coimbatore Junction railway station
    Coimbatore Junction railway station is a major railway hub in Tamil Nadu, India, serving as the primary rail gateway to the city of Coimbatore and an important junction on the Southern Railway network.
  • E. Nallasopara railway station
    Nallasopara railway station is a busy suburban rail stop in the northern Mumbai Metropolitan Region, serving the Nallasopara area on the Mumbai Suburban Railway network.
  • 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_69d85a121520819093dcce999fdefe1a completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e03c5f081908e4d14dbdbc7f7a6 completed April 16, 2026, 1:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff0b3f8eac81908489baeb4cb6bb53 completed May 9, 2026, 10:23 a.m.
NEDg Description generation batch_69ff0c1171d4819099e0d0e1411059b2 completed May 9, 2026, 10:27 a.m.
NED2 Entity disambiguation (via description) batch_69ff10a360f8819098c8c9700b062478 completed May 9, 2026, 10:46 a.m.
Created at: April 10, 2026, 3:17 a.m.