Triple

T8773333
Position Surface form Disambiguated ID Type / Status
Subject Alappuzha E208517 entity
Predicate hasRailwayStation P918 FINISHED
Object Alappuzha railway station
Alappuzha railway station is a key rail hub in the Indian state of Kerala, serving the coastal town of Alappuzha and connecting it to major cities across the region.
E757676 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: Alappuzha railway station | Statement: [Alappuzha, hasRailwayStation, Alappuzha railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alappuzha railway station
Context triple: [Alappuzha, hasRailwayStation, Alappuzha railway station]
  • A. Kalady railway station
    Kalady railway station is a local rail transit stop serving the town of Kalady in the Ernakulam district of Kerala, India.
  • B. 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.
  • C. 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.
  • D. Thiruvananthapuram Central railway station
    Thiruvananthapuram Central railway station is the main and busiest railway hub of Kerala’s capital city, serving as a key terminus for long-distance and regional trains in southern India.
  • E. Coonoor railway station
    Coonoor railway station is a historic stop on the Nilgiri Mountain Railway in Tamil Nadu, India, serving the hill town of Coonoor and known for its scenic, heritage narrow-gauge train services.
  • 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: Alappuzha railway station
Triple: [Alappuzha, hasRailwayStation, Alappuzha railway station]
Generated description
Alappuzha railway station is a key rail hub in the Indian state of Kerala, serving the coastal town of Alappuzha and connecting it to major cities across the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alappuzha railway station
Target entity description: Alappuzha railway station is a key rail hub in the Indian state of Kerala, serving the coastal town of Alappuzha and connecting it to major cities across the region.
  • A. Kalady railway station
    Kalady railway station is a local rail transit stop serving the town of Kalady in the Ernakulam district of Kerala, India.
  • B. 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.
  • C. 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.
  • D. Thiruvananthapuram Central railway station
    Thiruvananthapuram Central railway station is the main and busiest railway hub of Kerala’s capital city, serving as a key terminus for long-distance and regional trains in southern India.
  • E. Coonoor railway station
    Coonoor railway station is a historic stop on the Nilgiri Mountain Railway in Tamil Nadu, India, serving the hill town of Coonoor and known for its scenic, heritage narrow-gauge train services.
  • 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_69ca835edb4481909b4aafb616dc5eb7 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc5f2dc87c8190be0597a260d95a0b completed March 31, 2026, 11:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf51c0125c819098deb7a54688b125 completed April 3, 2026, 5:36 a.m.
NEDg Description generation batch_69cf5378c3f48190a4180c20aecb2260 completed April 3, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69cf5471e9c08190963b7f1d6c2ceffe completed April 3, 2026, 5:47 a.m.
Created at: March 30, 2026, 6:41 p.m.