Triple
T2111065
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New York City water supply system |
E42502
|
entity |
| Predicate | secondaryWaterSource |
P4360
|
FINISHED |
| Object | Croton watershed |
E107642
|
NE FINISHED |
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: Croton watershed | Statement: [New York City water supply system, secondaryWaterSource, Croton watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Croton watershed Context triple: [New York City water supply system, secondaryWaterSource, Croton watershed]
-
A.
Croton Watershed
chosen
The Croton Watershed is a major reservoir system in southeastern New York that supplies a significant portion of New York City’s drinking water.
-
B.
Clarillo River
The Clarillo River is a significant watercourse in central Chile that feeds into the Maipo River and supports surrounding ecosystems and agriculture.
-
C.
La Mesa Watershed
La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
-
D.
Coco River
The Coco River is a major Central American river forming much of the border between Nicaragua and Honduras and flowing into the Caribbean Sea.
-
E.
Bull Run Watershed
The Bull Run Watershed is a protected forested drainage basin in the Cascade Range of Oregon that serves as the primary drinking water source for the Portland metropolitan area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: secondaryWaterSource Context triple: [New York City water supply system, secondaryWaterSource, Croton watershed]
-
A.
waterSource
Indicates that one entity serves as the source or provider of water for another entity.
-
B.
sourceOfWaterSupply
chosen
Indicates that one entity serves as the origin or provider of another entity’s water supply.
-
C.
waterSourceDedicatedTo
Indicates that a particular water source is specifically allocated or reserved for a designated use, group, or purpose.
-
D.
waterSourceType
Indicates the kind or category of source from which water is obtained.
-
E.
sourceOfWatercourse
Indicates that one entity is the origin or starting point from which a watercourse (such as a river or stream) begins or flows.
- F. None of above.
Provenance (4 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_69a8871040f08190aac2e2d0ab6b47ad |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abbb024ce88190a30e1320e53b82bc |
completed | March 7, 2026, 5:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aeb3b13d9c8190b059d5c01518cf54 |
completed | March 9, 2026, 11:49 a.m. |
| PD | Predicate disambiguation | batch_69abb7ba08948190a3c236bb53ee4257 |
completed | March 7, 2026, 5:29 a.m. |
Created at: March 4, 2026, 7:43 p.m.