Triple

T22408498
Position Surface form Disambiguated ID Type / Status
Subject Borella E553936 entity
Predicate hasNearbyRailwayStation P31869 FINISHED
Object Borella railway halt (on Kelani Valley Line)
Borella railway halt (on Kelani Valley Line) is a small suburban stop on Sri Lanka’s Kelani Valley railway line serving the Borella area of Colombo.
 E1535482 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: Borella railway halt (on Kelani Valley Line) | Statement: [Borella, hasNearbyRailwayStation, Borella railway halt (on Kelani Valley Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Borella railway halt (on Kelani Valley Line)
Context triple: [Borella, hasNearbyRailwayStation, Borella railway halt (on Kelani Valley Line)]
  • A. Koralawella railway station
    Koralawella railway station is a local train station serving the coastal suburb of Koralawella in the Moratuwa area of Sri Lanka.
  • B. Kurunegala railway station
    Kurunegala railway station is a key stop on Sri Lanka’s Main Line, serving the city of Kurunegala and linking it with major urban centers such as Kandy and Colombo.
  • C. Gampola railway station
    Gampola railway station is a train station in Sri Lanka’s Central Province that serves the town of Gampola on the country’s Main Line.
  • D. Aluthgama railway station
    Aluthgama railway station is a coastal train station in Sri Lanka serving the town of Aluthgama on the busy southern rail corridor.
  • E. Peradeniya Junction railway station
    Peradeniya Junction railway station is a major railway junction in Sri Lanka that serves as a key interchange point near Kandy, linking multiple main lines in the country’s rail 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: Borella railway halt (on Kelani Valley Line)
Triple: [Borella, hasNearbyRailwayStation, Borella railway halt (on Kelani Valley Line)]
Generated description
Borella railway halt (on Kelani Valley Line) is a small suburban stop on Sri Lanka’s Kelani Valley railway line serving the Borella area of Colombo.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Borella railway halt (on Kelani Valley Line)
Target entity description: Borella railway halt (on Kelani Valley Line) is a small suburban stop on Sri Lanka’s Kelani Valley railway line serving the Borella area of Colombo.
  • A. Koralawella railway station
    Koralawella railway station is a local train station serving the coastal suburb of Koralawella in the Moratuwa area of Sri Lanka.
  • B. Kurunegala railway station
    Kurunegala railway station is a key stop on Sri Lanka’s Main Line, serving the city of Kurunegala and linking it with major urban centers such as Kandy and Colombo.
  • C. Gampola railway station
    Gampola railway station is a train station in Sri Lanka’s Central Province that serves the town of Gampola on the country’s Main Line.
  • D. Aluthgama railway station
    Aluthgama railway station is a coastal train station in Sri Lanka serving the town of Aluthgama on the busy southern rail corridor.
  • E. Peradeniya Junction railway station
    Peradeniya Junction railway station is a major railway junction in Sri Lanka that serves as a key interchange point near Kandy, linking multiple main lines in the country’s rail 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_69e11e4e6ce8819085a1e06d886bf21c completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f158badc008190a3f5afb520a25e5f completed April 29, 2026, 1:02 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0af0e2a0208190b0629e6b2ded7248 completed May 18, 2026, 10:58 a.m.
NEDg Description generation batch_6a0af1e319848190bd12804239ba4d89 completed May 18, 2026, 11:02 a.m.
NED2 Entity disambiguation (via description) batch_6a0af29431648190a506d5e1a4fc9ce7 completed May 18, 2026, 11:05 a.m.
Created at: April 16, 2026, 8:46 p.m.