Triple
T6315513
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Province |
E141604
|
entity |
| Predicate | containsUrbanArea |
P11388
|
FINISHED |
| Object |
Colombo Metropolitan Region
The Colombo Metropolitan Region is Sri Lanka’s largest urban agglomeration and economic hub, centered on the capital city of Colombo and its surrounding suburbs.
|
E598217
|
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: Colombo Metropolitan Region | Statement: [Western Province, containsUrbanArea, Colombo Metropolitan Region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Colombo Metropolitan Region Context triple: [Western Province, containsUrbanArea, Colombo Metropolitan Region]
-
A.
Colombo District
Colombo District is a key administrative region in western Sri Lanka that encompasses the nation’s commercial capital and surrounding urban and suburban areas.
-
B.
Sri Jayawardenepura Kotte
Sri Jayawardenepura Kotte is the administrative capital of Sri Lanka, located near Colombo and serving as the seat of the national legislature.
-
C.
Colombo
Colombo is the largest city and commercial capital of Sri Lanka, historically significant as a key Indian Ocean trading hub.
-
D.
Gampaha District
Gampaha District is a populous administrative district in Sri Lanka’s Western Province, known for its mix of urban centers, including parts of the Colombo metropolitan area, and rapidly developing suburban and semi-rural regions.
-
E.
Maharagama
Maharagama is a suburban city in the Colombo District of Sri Lanka, known as a densely populated residential and commercial hub within the Colombo metropolitan area.
- 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: Colombo Metropolitan Region Triple: [Western Province, containsUrbanArea, Colombo Metropolitan Region]
Generated description
The Colombo Metropolitan Region is Sri Lanka’s largest urban agglomeration and economic hub, centered on the capital city of Colombo and its surrounding suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Colombo Metropolitan Region Target entity description: The Colombo Metropolitan Region is Sri Lanka’s largest urban agglomeration and economic hub, centered on the capital city of Colombo and its surrounding suburbs.
-
A.
Colombo District
Colombo District is a key administrative region in western Sri Lanka that encompasses the nation’s commercial capital and surrounding urban and suburban areas.
-
B.
Sri Jayawardenepura Kotte
Sri Jayawardenepura Kotte is the administrative capital of Sri Lanka, located near Colombo and serving as the seat of the national legislature.
-
C.
Colombo
Colombo is the largest city and commercial capital of Sri Lanka, historically significant as a key Indian Ocean trading hub.
-
D.
Gampaha District
Gampaha District is a populous administrative district in Sri Lanka’s Western Province, known for its mix of urban centers, including parts of the Colombo metropolitan area, and rapidly developing suburban and semi-rural regions.
-
E.
Maharagama
Maharagama is a suburban city in the Colombo District of Sri Lanka, known as a densely populated residential and commercial hub within the Colombo metropolitan area.
- 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_69c008d13b8c8190be47d896eb735605 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c064a197488190946c4637b3c829a5 |
completed | March 22, 2026, 9:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c669d97d348190bca19013edbf436c |
completed | March 27, 2026, 11:28 a.m. |
| NEDg | Description generation | batch_69c66b47196081909bc4deeab99a24cb |
completed | March 27, 2026, 11:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c66b6cee18819092d89861d3421e0b |
completed | March 27, 2026, 11:35 a.m. |
Created at: March 22, 2026, 4:28 p.m.