Triple
T4387284
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Robertson Tunnel |
E99274
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object | downtown Portland |
E37190
|
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: downtown Portland | Statement: [Robertson Tunnel, connects, downtown Portland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: downtown Portland Context triple: [Robertson Tunnel, connects, downtown Portland]
-
A.
City Center / Downtown Portland
chosen
City Center / Downtown Portland is the primary commercial and cultural core of Portland, Oregon, known for its dense urban environment, businesses, entertainment venues, and public transit connections.
-
B.
Portland City Center
Portland City Center is the dense downtown core of Portland, Oregon, serving as the city’s main commercial, cultural, and transit hub.
-
C.
Westside of Portland
Westside of Portland is the portion of Portland, Oregon located west of the Willamette River, encompassing downtown, historic neighborhoods, and major cultural and commercial districts.
-
D.
South Waterfront district of Portland
The South Waterfront district of Portland is a redeveloped urban neighborhood along the Willamette River known for its high-rise residential towers, medical and research facilities, and modern mixed-use development.
-
E.
Eastside Portland
Eastside Portland is the portion of Portland, Oregon located east of the Willamette River, encompassing several neighborhoods including Northeast and Southeast Portland.
- 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_69b3454f739481909ff6c28331f0c0b9 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b352804be88190ab188ac0dde1ac1e |
completed | March 12, 2026, 11:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5e52a0488819081fe724d592d8fdf |
completed | March 14, 2026, 10:46 p.m. |
Created at: March 12, 2026, 11:19 p.m.