Triple
T2227746
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland bridge system |
E48691
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Burlington Northern Railroad Bridge 9.6
Burlington Northern Railroad Bridge 9.6 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight trains as part of the city’s extensive bridge network.
|
E248926
|
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: Burlington Northern Railroad Bridge 9.6 | Statement: [Portland bridge system, hasPart, Burlington Northern Railroad Bridge 9.6]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Burlington Northern Railroad Bridge 9.6 Context triple: [Portland bridge system, hasPart, Burlington Northern Railroad Bridge 9.6]
-
A.
Burlington Northern Railroad Bridge 5.1
Burlington Northern Railroad Bridge 5.1 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight and passenger trains as part of the city’s bridge network.
-
B.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
C.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
D.
Bixby Creek Bridge
Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
-
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: Burlington Northern Railroad Bridge 9.6 Triple: [Portland bridge system, hasPart, Burlington Northern Railroad Bridge 9.6]
Generated description
Burlington Northern Railroad Bridge 9.6 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight trains as part of the city’s extensive bridge network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Burlington Northern Railroad Bridge 9.6 Target entity description: Burlington Northern Railroad Bridge 9.6 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight trains as part of the city’s extensive bridge network.
-
A.
Burlington Northern Railroad Bridge 5.1
Burlington Northern Railroad Bridge 5.1 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight and passenger trains as part of the city’s bridge network.
-
B.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
C.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
D.
Bixby Creek Bridge
Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
-
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_69ae6afe4d1481908c6c27e889303892 |
completed | March 9, 2026, 6:38 a.m. |
| NEDg | Description generation | batch_69ae6c4ab24881909d47076c7f6ad1d9 |
completed | March 9, 2026, 6:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae6c9ba31081909d2c51018a66c46d |
completed | March 9, 2026, 6:45 a.m. |
Created at: March 4, 2026, 7:47 p.m.