Triple
T1484458
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fairfax Stone Historical Monument State Park |
E29432
|
entity |
| Predicate | locatedOnWaterbody |
P1489
|
FINISHED |
| Object | North Branch Potomac River headwaters |
E39922
|
NE FINISHED |
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: North Branch Potomac River headwaters | Statement: [Fairfax Stone Historical Monument State Park, locatedOnWaterbody, North Branch Potomac River headwaters]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Branch Potomac River headwaters Context triple: [Fairfax Stone Historical Monument State Park, locatedOnWaterbody, North Branch Potomac River headwaters]
-
A.
North Branch Potomac River
chosen
The North Branch Potomac River is the upper, more remote headwaters section of the Potomac River, flowing along the border of Maryland and West Virginia and supplying a major portion of the Potomac’s overall drainage.
-
B.
South Branch Potomac River
The South Branch Potomac River is a major headwater stream of the Potomac River that flows through the Appalachian region of West Virginia and Virginia, known for its scenic valleys, outdoor recreation, and role in the Chesapeake Bay watershed.
-
C.
Cacapon River
The Cacapon River is a scenic, largely undeveloped river in eastern West Virginia known for its clear waters, outdoor recreation, and role in the Potomac River watershed.
-
D.
Northwest Branch
The Northwest Branch is a major tidal channel that forms one of the primary arms of Baltimore’s Inner Harbor in Maryland.
-
E.
Monocacy River
The Monocacy River is a major river in Maryland known for its scenic valley, rich Civil War history, and role as a key waterway feeding into the Potomac River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a498da82e08190ba833330d05f380f |
completed | March 1, 2026, 7:51 p.m. |
| NER | Named-entity recognition | batch_69a4c6a011f0819086e9ee517ed6d29f |
completed | March 1, 2026, 11:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad15b3a8548190b484a15757aee7b1 |
completed | March 8, 2026, 6:22 a.m. |
Created at: March 1, 2026, 8:12 p.m.