Triple
T8185938
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles River Basin |
E191182
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Longfellow Bridge |
E35507
|
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: Longfellow Bridge | Statement: [Charles River Basin, hasPart, Longfellow Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Longfellow Bridge Context triple: [Charles River Basin, hasPart, Longfellow Bridge]
-
A.
Longfellow Bridge
chosen
Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
-
B.
Frederick Douglass Memorial Bridge
The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
-
C.
Greystone Bridge
Greystone Bridge is a historic stone road bridge in southwest England that carries traffic across the River Tamar between Devon and Cornwall.
-
D.
Liberty Bridge
Liberty Bridge is a distinctive pedestrian suspension bridge in downtown Greenville, South Carolina, renowned for its curved design and views over Falls Park on the Reedy.
-
E.
Liberty Bridge
Liberty Bridge is a major steel cantilever bridge in Pittsburgh, Pennsylvania, carrying vehicular traffic between downtown and the city's South Hills across the Monongahela 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_69ca82c5b6948190a583c096fb0a6c71 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4c52407c8190bd366fce6d4e02cd |
completed | March 31, 2026, 4:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d5e25dcb108190aaed79d8c64361a8 |
completed | April 8, 2026, 5:06 a.m. |
Created at: March 30, 2026, 5:41 p.m.