Triple
T394917
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland Water Bureau |
E8961
|
entity |
| Predicate | usesWaterSource |
P4102
|
FINISHED |
| Object |
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.
|
E102055
|
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: Bull Run Watershed | Statement: [Portland Water Bureau, usesWaterSource, Bull Run Watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bull Run Watershed Context triple: [Portland Water Bureau, usesWaterSource, Bull Run Watershed]
-
A.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
-
B.
Mystic River watershed
The Mystic River watershed is a drainage basin in the Greater Boston area of Massachusetts that collects water from numerous rivers and streams before emptying into Boston Harbor.
-
C.
Wapsinonoc Creek
Wapsinonoc Creek is a small stream in eastern Iowa that flows through and helps drain the area around the town of West Branch.
-
D.
Reedy Creek
Reedy Creek is a natural waterway in central Florida that runs through the area encompassing the Walt Disney World Resort.
-
E.
Waccabuc River
The Waccabuc River is a small tributary stream in southeastern New York that feeds into the Croton River within the Croton River watershed.
- 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: Bull Run Watershed Triple: [Portland Water Bureau, usesWaterSource, Bull Run Watershed]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bull Run Watershed Target entity description: 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.
-
A.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
-
B.
Mystic River watershed
The Mystic River watershed is a drainage basin in the Greater Boston area of Massachusetts that collects water from numerous rivers and streams before emptying into Boston Harbor.
-
C.
Wapsinonoc Creek
Wapsinonoc Creek is a small stream in eastern Iowa that flows through and helps drain the area around the town of West Branch.
-
D.
Reedy Creek
Reedy Creek is a natural waterway in central Florida that runs through the area encompassing the Walt Disney World Resort.
-
E.
Waccabuc River
The Waccabuc River is a small tributary stream in southeastern New York that feeds into the Croton River within the Croton River watershed.
- 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_69a2e7f55c60819097aff65ea2ca2832 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ee2c2d1881909aa1ccfaa4172b38 |
completed | Feb. 28, 2026, 1:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7a39f98a88190907752f3df1e126c |
completed | March 4, 2026, 3:14 a.m. |
| NEDg | Description generation | batch_69a7a62fde3c8190a9d7fd599d87e751 |
completed | March 4, 2026, 3:25 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7a696bd148190a73865dea296b8f1 |
completed | March 4, 2026, 3:27 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.