Triple

T13697674
Position Surface form Disambiguated ID Type / Status
Subject Kalutara South railway station E328429 entity
Predicate locatedOn P40 FINISHED
Object Coastal line
The Coastal line is a major railway route in Sri Lanka that runs along the island’s southwestern and southern coastline, connecting Colombo with key coastal towns and cities.
E1055970 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: Coastal line | Statement: [Kalutara South railway station, locatedOn, Coastal line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Coastal line
Context triple: [Kalutara South railway station, locatedOn, Coastal line]
  • A. Coastal Track
    Coastal Track is a popular scenic walking trail in Noosa National Park that follows the coastline, offering ocean views, beaches, and opportunities to spot wildlife.
  • B. Coast Line
    Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
  • C. Coastal Railway (Rantarata)
    Coastal Railway (Rantarata) is a major Finnish railway line running along the southern coast, connecting Helsinki with key western coastal towns and cities.
  • D. Coastal Trail
    Coastal Trail is a rugged hiking route in Lake Superior Provincial Park known for its challenging terrain and scenic views along the Lake Superior shoreline.
  • E. Landes coast
    The Landes coast is a long stretch of sandy shoreline in southwestern France along the Atlantic Ocean, known for its dunes, pine forests, and popular surfing beaches.
  • 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: Coastal line
Triple: [Kalutara South railway station, locatedOn, Coastal line]
Generated description
The Coastal line is a major railway route in Sri Lanka that runs along the island’s southwestern and southern coastline, connecting Colombo with key coastal towns and cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Coastal line
Target entity description: The Coastal line is a major railway route in Sri Lanka that runs along the island’s southwestern and southern coastline, connecting Colombo with key coastal towns and cities.
  • A. Coastal Track
    Coastal Track is a popular scenic walking trail in Noosa National Park that follows the coastline, offering ocean views, beaches, and opportunities to spot wildlife.
  • B. Coast Line
    Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
  • C. Coastal Railway (Rantarata)
    Coastal Railway (Rantarata) is a major Finnish railway line running along the southern coast, connecting Helsinki with key western coastal towns and cities.
  • D. Coastal Trail
    Coastal Trail is a rugged hiking route in Lake Superior Provincial Park known for its challenging terrain and scenic views along the Lake Superior shoreline.
  • E. Landes coast
    The Landes coast is a long stretch of sandy shoreline in southwestern France along the Atlantic Ocean, known for its dunes, pine forests, and popular surfing beaches.
  • 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_69d8076ff62081908a7bd79889edd7a0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbc878b57c819094e7ea6d1a64211f completed April 12, 2026, 4:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69f794559e9c81909ef8a6d9b9f480b3 completed May 3, 2026, 6:30 p.m.
NEDg Description generation batch_69f798aab9c48190acaa78864e89411f completed May 3, 2026, 6:49 p.m.
NED2 Entity disambiguation (via description) batch_69f79943e4f4819098fa82cb6a32e08a completed May 3, 2026, 6:51 p.m.
Created at: April 9, 2026, 9:54 p.m.