Triple
T21671274
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland Memorial Coliseum |
E534848
|
entity |
| Predicate | designation |
P38
|
FINISHED |
| Object | Portland Historic Landmark |
—
|
NE NERFINISHED |
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: Portland Historic Landmark | Statement: [Portland Memorial Coliseum, designation, Portland Historic Landmark]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portland Historic Landmark Context triple: [Portland Memorial Coliseum, designation, Portland Historic Landmark]
-
A.
Portland Historic Landmark
chosen
The Portland Historic Landmark designation is a local preservation status granted to significant historic sites and structures in Portland, Oregon, recognizing their architectural, cultural, or historical importance and affording them certain protections.
-
B.
Oregon City Historic District
The Oregon City Historic District is a preserved area showcasing the early architecture, industry, and civic development of Oregon’s first incorporated city and former territorial capital.
-
C.
downtown Portland historic area
The downtown Portland historic area is a preserved central district in Portland, Michigan, known for its historic architecture, small-town streetscape, and local businesses reflecting the community’s 19th- and early 20th-century heritage.
-
D.
Old Town Historic District, Portland
Old Town Historic District in Portland is a historic neighborhood known for its preserved 19th-century architecture, Chinatown, and iconic landmarks such as the White Stag sign.
-
E.
Hamilton Historic District
Hamilton Historic District is a preserved area in Hamilton, Massachusetts, known for its historic architecture and streetscapes that reflect the town’s development from the 18th through early 20th centuries.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c46898008190aa618a4af55bd1ee |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ef8a0badd08190ad2ec2b8e46be379 |
completed | April 27, 2026, 4:08 p.m. |
Created at: April 16, 2026, 6:37 p.m.