Triple
T22420543
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mahaweli Development Programme |
E554232
|
entity |
| Predicate | implementedBy |
P172
|
FINISHED |
| Object | Mahaweli Authority of Sri Lanka |
—
|
NE NERFINISHED |
How this triple was built (3 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: Mahaweli Authority of Sri Lanka | Statement: [Mahaweli Development Programme, implementedBy, Mahaweli Authority of Sri Lanka]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mahaweli Authority of Sri Lanka Context triple: [Mahaweli Development Programme, implementedBy, Mahaweli Authority of Sri Lanka]
-
A.
Ceylon Electricity Board
The Ceylon Electricity Board is Sri Lanka’s state-owned utility responsible for electricity generation, transmission, and distribution across the country.
-
B.
Sri Lanka Ports Authority
The Sri Lanka Ports Authority is the state-owned agency responsible for managing and developing Sri Lanka’s major commercial seaports and related maritime infrastructure.
-
C.
Road Development Authority of Sri Lanka
The Road Development Authority of Sri Lanka is the government agency responsible for planning, constructing, and maintaining the country’s national highways and major road infrastructure.
-
D.
Ministry of Power and Energy of Sri Lanka
The Ministry of Power and Energy of Sri Lanka is the central government body responsible for formulating and implementing national policies on electricity generation, energy resources, and power infrastructure across the country.
-
E.
Mahaweli Development Programme
The Mahaweli Development Programme is a major Sri Lankan national initiative focused on river basin development, including large-scale irrigation, hydropower generation, and agricultural expansion centered around the Mahaweli River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mahaweli Authority of Sri Lanka Target entity description: The Mahaweli Authority of Sri Lanka is a government agency responsible for managing large-scale river basin development, irrigation, hydropower generation, and related rural development projects centered on the Mahaweli River.
-
A.
Ceylon Electricity Board
The Ceylon Electricity Board is Sri Lanka’s state-owned utility responsible for electricity generation, transmission, and distribution across the country.
-
B.
Sri Lanka Ports Authority
The Sri Lanka Ports Authority is the state-owned agency responsible for managing and developing Sri Lanka’s major commercial seaports and related maritime infrastructure.
-
C.
Road Development Authority of Sri Lanka
The Road Development Authority of Sri Lanka is the government agency responsible for planning, constructing, and maintaining the country’s national highways and major road infrastructure.
-
D.
Ministry of Power and Energy of Sri Lanka
The Ministry of Power and Energy of Sri Lanka is the central government body responsible for formulating and implementing national policies on electricity generation, energy resources, and power infrastructure across the country.
-
E.
Mahaweli Development Programme
chosen
The Mahaweli Development Programme is a major Sri Lankan national initiative focused on river basin development, including large-scale irrigation, hydropower generation, and agricultural expansion centered around the Mahaweli River.
- F. None of above.
Provenance (2 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_69e11e4f2d0c819091aa3558ea2ee630 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1594a58508190b41fd16c8de5f8b4 |
completed | April 29, 2026, 1:05 a.m. |
Created at: April 16, 2026, 8:46 p.m.