Triple
T1484521
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maryland–West Virginia boundary (traditional) |
E29434
|
entity |
| Predicate | followsFeature |
P2127
|
FINISHED |
| Object | North Branch Potomac River |
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 | Statement: [Maryland–West Virginia boundary (traditional), followsFeature, North Branch Potomac River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Branch Potomac River Context triple: [Maryland–West Virginia boundary (traditional), followsFeature, North Branch Potomac River]
-
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.
Choptank River
The Choptank River is a major tributary on the Eastern Shore of Maryland that flows through rural and tidal landscapes before emptying into the Chesapeake Bay.
-
D.
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.
-
E.
Pocomoke River
The Pocomoke River is a major blackwater river on the Delmarva Peninsula that flows through Maryland and Virginia before emptying into the Chesapeake Bay.
- 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_69aea82cd9748190ac82c7221455b2d5 |
completed | March 9, 2026, 10:59 a.m. |
Created at: March 1, 2026, 8:12 p.m.