Triple
T21452959
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Needwood |
E529264
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Rock Creek watershed |
—
|
NE NERFINISHED |
How this triple was built (2 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: Rock Creek watershed | Statement: [Lake Needwood, partOf, Rock Creek watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rock Creek watershed Context triple: [Lake Needwood, partOf, Rock Creek watershed]
-
A.
Rock Creek watershed
chosen
The Rock Creek watershed is the drainage basin of Rock Creek in Maryland and Washington, D.C., encompassing the lands and waterways that feed into the creek and its associated reservoirs and lakes.
-
B.
Mill Creek watershed
The Mill Creek watershed is the drainage basin that collects and channels all surface water flowing into Mill Creek and its tributaries, shaping the local hydrology and surrounding ecosystem.
-
C.
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.
-
D.
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.
-
E.
Highland Creek watershed
The Highland Creek watershed is a drainage basin in eastern Toronto, Ontario, encompassing the network of streams, valleys, and natural areas that feed into Highland Creek before it empties into Lake Ontario.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0c457579481909db68053ed99750c |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9e9d426d88190ae87ae9fac9c30a0 |
completed | April 23, 2026, 9:43 a.m. |
Created at: April 16, 2026, 6:07 p.m.