Triple
T9228897
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Parkersburg–Belpre Bridge |
E221760
|
entity |
| Predicate | locatedOnWaterway |
P4361
|
FINISHED |
| Object | Ohio River navigation channel |
E728539
|
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: Ohio River navigation channel | Statement: [Parkersburg–Belpre Bridge, locatedOnWaterway, Ohio River navigation channel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ohio River navigation channel Context triple: [Parkersburg–Belpre Bridge, locatedOnWaterway, Ohio River navigation channel]
-
A.
Ohio River navigation system
chosen
The Ohio River navigation system is a network of locks, dams, and channels that enables commercial and recreational navigation along the Ohio River and its connected waterways.
-
B.
Tennessee River navigation system
The Tennessee River navigation system is an integrated network of dams, locks, and reservoirs managed primarily by the Tennessee Valley Authority to enable commercial navigation, flood control, and hydroelectric power generation along the Tennessee River.
-
C.
Ohio River
The Ohio River is a major waterway in the eastern United States that forms part of several state borders and serves as a key tributary of the Mississippi River.
-
D.
Indiana Central Canal
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
-
E.
Lower Owens River
The Lower Owens River is the downstream section of California’s Owens River, known for its restored riparian habitat, trout fisheries, and importance to regional water management.
- 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_69ca83ec8db08190a9110df8232885d2 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69ccdaa1c5b4819081dac6713053a8ae |
completed | April 1, 2026, 8:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0666364608190b104425819ccedf1 |
completed | April 4, 2026, 1:16 a.m. |
Created at: March 30, 2026, 7:29 p.m.