Triple
T4932400
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Echo Bridge aqueduct |
E110726
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Metropolitan Water Works system
The Metropolitan Water Works system is a historic public water supply network that provided drinking water to the Boston metropolitan area through an extensive system of reservoirs, aqueducts, and related infrastructure.
|
E481838
|
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: Metropolitan Water Works system | Statement: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Water Works system Context triple: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
-
A.
Metropolitan Waterworks and Sewerage System
The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
-
B.
New York City water supply system
The New York City water supply system is a vast network of reservoirs, aqueducts, tunnels, and distribution infrastructure that delivers potable water from upstate watersheds to millions of residents in New York City.
-
C.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
D.
Croton water supply system
The Croton water supply system is a historic network of reservoirs, aqueducts, and related infrastructure that delivers drinking water from New York’s Croton River watershed to New York City.
-
E.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
- 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: Metropolitan Water Works system Triple: [Echo Bridge aqueduct, partOf, Metropolitan Water Works system]
Generated description
The Metropolitan Water Works system is a historic public water supply network that provided drinking water to the Boston metropolitan area through an extensive system of reservoirs, aqueducts, and related infrastructure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Water Works system Target entity description: The Metropolitan Water Works system is a historic public water supply network that provided drinking water to the Boston metropolitan area through an extensive system of reservoirs, aqueducts, and related infrastructure.
-
A.
Metropolitan Waterworks and Sewerage System
The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
-
B.
New York City water supply system
The New York City water supply system is a vast network of reservoirs, aqueducts, tunnels, and distribution infrastructure that delivers potable water from upstate watersheds to millions of residents in New York City.
-
C.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
D.
Croton water supply system
The Croton water supply system is a historic network of reservoirs, aqueducts, and related infrastructure that delivers drinking water from New York’s Croton River watershed to New York City.
-
E.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
- 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_69bd4415190c8190817bee7ec9f9f944 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd7063c57c8190a5a6fb3586238d35 |
completed | March 20, 2026, 4:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77b41c4c8190b4f714334242bc9b |
completed | March 21, 2026, 10:49 a.m. |
| NEDg | Description generation | batch_69be7b9611a881908e83086719406145 |
completed | March 21, 2026, 11:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be7ce630248190b274547eaa15fe85 |
completed | March 21, 2026, 11:11 a.m. |
Created at: March 20, 2026, 1:30 p.m.