Triple
T231404
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fairfax Stone |
E4417
|
entity |
| Predicate | riverBasin |
P1559
|
FINISHED |
| Object | Chesapeake Bay watershed |
E14865
|
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: Chesapeake Bay watershed | Statement: [Fairfax Stone, riverBasin, Chesapeake Bay watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chesapeake Bay watershed Context triple: [Fairfax Stone, riverBasin, Chesapeake Bay watershed]
-
A.
Chesapeake Bay
chosen
Chesapeake Bay is the largest estuary in the United States, known for its rich biodiversity, extensive watershed, and historical importance to the Mid-Atlantic region.
-
B.
Delaware Bay
Delaware Bay is a large estuary of the Delaware River on the Atlantic coast of the United States, forming part of the boundary between New Jersey and Delaware and serving as an important ecological and shipping corridor.
-
C.
Baltimore Harbor
Baltimore Harbor is a historic seaport in Baltimore, Maryland, best known as the site of the War of 1812 battle that inspired the United States national anthem.
-
D.
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.
-
E.
The Wash
The Wash is a large square-mouthed bay and estuary on the east coast of England, where several rivers meet the North Sea and which forms a natural boundary between Lincolnshire and Norfolk.
- 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: riverBasin Context triple: [Fairfax Stone, riverBasin, Chesapeake Bay watershed]
-
A.
riverSystem
Indicates that one entity is a river system to which the other entity belongs or is a component (such as a tributary or segment).
-
B.
basin
Indicates a geographic area where surface water drains into a common outlet, such as a river, lake, or ocean.
-
C.
drainageBasin
chosen
Indicates the area of land where all precipitation and surface water flow are collected and drained toward a particular river, lake, or other water body.
-
D.
waterwaySystem
Indicates that one entity is part of, or belongs to, a connected network of waterways associated with another entity.
-
E.
hasRiver
Indicates that a location or area contains, is traversed by, or is directly associated with a river.
- 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_69a257363ffc81909757bde7ab3404da |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25e0868708190ad551ca06cc57f4a |
completed | Feb. 28, 2026, 3:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3cfe386d081908877b35b38bac0f5 |
completed | March 1, 2026, 5:34 a.m. |
| PD | Predicate disambiguation | batch_69a25b5a075081909b0e9b88c1492d5a |
completed | Feb. 28, 2026, 3:04 a.m. |
Created at: Feb. 28, 2026, 2:53 a.m.