Triple

T9348839
Position Surface form Disambiguated ID Type / Status
Subject Ernakulam district E224961 entity
Predicate hasMajorRailwayStation P1071 FINISHED
Object Ernakulam Town railway station
Ernakulam Town railway station is a key passenger rail hub in Kochi, Kerala, serving as one of the main stations connecting the city to major destinations across India.
 E793911 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: Ernakulam Town railway station | Statement: [Ernakulam district, hasMajorRailwayStation, Ernakulam Town railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ernakulam Town railway station
Context triple: [Ernakulam district, hasMajorRailwayStation, Ernakulam Town railway station]
  • A. Ernakulam Junction railway station
    Ernakulam Junction railway station is one of the busiest and most important railway hubs in Kerala, serving the city of Kochi with extensive long-distance and regional train connections.
  • B. Thrissur railway station
    Thrissur railway station is a major rail hub in Kerala, India, serving the city of Thrissur with extensive regional and long-distance train connections.
  • C. Kollam Junction railway station
    Kollam Junction railway station is a major rail hub in the Indian state of Kerala, serving the city of Kollam with extensive regional and long-distance train connections.
  • D. Kozhikode railway station
    Kozhikode railway station is a major rail hub in the Indian state of Kerala, serving the coastal city of Kozhikode (Calicut) with extensive regional and long-distance train connections.
  • E. Kannur railway station
    Kannur railway station is a major rail hub in the North Malabar region of Kerala, India, serving the city of Kannur with long-distance and regional train connections.
  • 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: Ernakulam Town railway station
Triple: [Ernakulam district, hasMajorRailwayStation, Ernakulam Town railway station]
Generated description
Ernakulam Town railway station is a key passenger rail hub in Kochi, Kerala, serving as one of the main stations connecting the city to major destinations across India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ernakulam Town railway station
Target entity description: Ernakulam Town railway station is a key passenger rail hub in Kochi, Kerala, serving as one of the main stations connecting the city to major destinations across India.
  • A. Ernakulam Junction railway station
    Ernakulam Junction railway station is one of the busiest and most important railway hubs in Kerala, serving the city of Kochi with extensive long-distance and regional train connections.
  • B. Thrissur railway station
    Thrissur railway station is a major rail hub in Kerala, India, serving the city of Thrissur with extensive regional and long-distance train connections.
  • C. Kollam Junction railway station
    Kollam Junction railway station is a major rail hub in the Indian state of Kerala, serving the city of Kollam with extensive regional and long-distance train connections.
  • D. Kozhikode railway station
    Kozhikode railway station is a major rail hub in the Indian state of Kerala, serving the coastal city of Kozhikode (Calicut) with extensive regional and long-distance train connections.
  • E. Kannur railway station
    Kannur railway station is a major rail hub in the North Malabar region of Kerala, India, serving the city of Kannur with long-distance and regional train connections.
  • 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_69ca842993248190a79ab06968994b86 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd4f107f0081908938f4b814eca5fc completed April 1, 2026, 5 p.m.
NED1 Entity disambiguation (via context triple) batch_69d0f3ca79e88190ba3a2cfb3bcf7d4f completed April 4, 2026, 11:19 a.m.
NEDg Description generation batch_69d0f4880798819088f029d009bfb7b2 completed April 4, 2026, 11:22 a.m.
NED2 Entity disambiguation (via description) batch_69d0f50096588190ace88d2c2c097aca completed April 4, 2026, 11:24 a.m.
Created at: March 30, 2026, 7:41 p.m.