Triple
T2227740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland bridge system |
E48691
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Ross Island Bridge
The Ross Island Bridge is a cantilever truss bridge in Portland, Oregon, that carries U.S. Route 26 across the Willamette River.
|
E446045
|
NE FINISHED |
How this triple was built (4 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: Ross Island Bridge | Statement: [Portland bridge system, hasPart, Ross Island Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ross Island Bridge Context triple: [Portland bridge system, hasPart, Ross Island Bridge]
-
A.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
B.
Maurice J. Tobin Memorial Bridge
The Maurice J. Tobin Memorial Bridge is a major steel cantilever bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
-
C.
Aurora Bridge
Aurora Bridge is a historic steel cantilever bridge in Seattle that carries State Route 99 over the Lake Union area, connecting the Queen Anne and Fremont neighborhoods.
-
D.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
E.
Theodore Roosevelt Bridge
The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ross Island Bridge Triple: [Portland bridge system, hasPart, Ross Island Bridge]
Generated description
The Ross Island Bridge is a cantilever truss bridge in Portland, Oregon, that carries U.S. Route 26 across the Willamette River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ross Island Bridge Target entity description: The Ross Island Bridge is a cantilever truss bridge in Portland, Oregon, that carries U.S. Route 26 across the Willamette River.
-
A.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
B.
Maurice J. Tobin Memorial Bridge
The Maurice J. Tobin Memorial Bridge is a major steel cantilever bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
-
C.
Aurora Bridge
Aurora Bridge is a historic steel cantilever bridge in Seattle that carries State Route 99 over the Lake Union area, connecting the Queen Anne and Fremont neighborhoods.
-
D.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
E.
Theodore Roosevelt Bridge
The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
- F. None of above. chosen
Provenance (5 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_69a88aa51b388190949868ec9766e587 |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc0670ce48190b98814064bff0517 |
completed | March 7, 2026, 6:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bd566575a88190a03a306fbe40f8c9 |
completed | March 20, 2026, 2:15 p.m. |
| NEDg | Description generation | batch_69bd5a5b078c81908398641bcc4e2c60 |
completed | March 20, 2026, 2:31 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bd5ab9d984819082dcd0c39f5bcafd |
completed | March 20, 2026, 2:33 p.m. |
Created at: March 4, 2026, 7:47 p.m.