Triple

T3025956
Position Surface form Disambiguated ID Type / Status
Subject Colombo–Matara railway line E82574 entity
Predicate passesThrough P225 FINISHED
Object Galle railway station
Galle railway station is a major coastal rail hub in southern Sri Lanka, serving the historic city of Galle and connecting it with key destinations including Colombo and Matara.
E323365 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: Galle railway station | Statement: [Colombo–Matara railway line, passesThrough, Galle railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Galle railway station
Context triple: [Colombo–Matara railway line, passesThrough, Galle railway station]
  • A. Colombo Fort railway station
    Colombo Fort railway station is the main railway hub in Colombo, Sri Lanka, serving as a central junction for both suburban and long-distance train services across the country.
  • B. Matara railway station
    Matara railway station is a major railway terminus in southern Sri Lanka serving the city of Matara and connecting it to Colombo and other parts of the country.
  • C. Colombo–Matara railway line
    The Colombo–Matara railway line is a coastal rail route in southwestern Sri Lanka that connects the capital region with major southern cities, including Galle and Matara.
  • D. Galle
    Galle is a historic coastal city in southern Sri Lanka renowned for its well-preserved colonial-era fort and long-standing role as a key Indian Ocean trading hub.
  • E. Galle Face Green
    Galle Face Green is a prominent oceanfront urban park and promenade in central Colombo, Sri Lanka, known for its open lawns, coastal views, and role as a popular public gathering place.
  • 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: Galle railway station
Triple: [Colombo–Matara railway line, passesThrough, Galle railway station]
Generated description
Galle railway station is a major coastal rail hub in southern Sri Lanka, serving the historic city of Galle and connecting it with key destinations including Colombo and Matara.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Galle railway station
Target entity description: Galle railway station is a major coastal rail hub in southern Sri Lanka, serving the historic city of Galle and connecting it with key destinations including Colombo and Matara.
  • A. Colombo Fort railway station
    Colombo Fort railway station is the main railway hub in Colombo, Sri Lanka, serving as a central junction for both suburban and long-distance train services across the country.
  • B. Matara railway station
    Matara railway station is a major railway terminus in southern Sri Lanka serving the city of Matara and connecting it to Colombo and other parts of the country.
  • C. Colombo–Matara railway line
    The Colombo–Matara railway line is a coastal rail route in southwestern Sri Lanka that connects the capital region with major southern cities, including Galle and Matara.
  • D. Galle
    Galle is a historic coastal city in southern Sri Lanka renowned for its well-preserved colonial-era fort and long-standing role as a key Indian Ocean trading hub.
  • E. Galle Face Green
    Galle Face Green is a prominent oceanfront urban park and promenade in central Colombo, Sri Lanka, known for its open lawns, coastal views, and role as a popular public gathering place.
  • 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_69ad8b1fb34081908c1b873e2b7273e1 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9abc78b48190a5283e7407a78fe7 completed March 8, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1eee9ee148190843184f85077a6df completed March 11, 2026, 10:38 p.m.
NEDg Description generation batch_69b1efcf4da08190a9fd5fd88bba0358 completed March 11, 2026, 10:42 p.m.
NED2 Entity disambiguation (via description) batch_69b1f1ce72388190871884c99526057d completed March 11, 2026, 10:50 p.m.
Created at: March 8, 2026, 3 p.m.