Triple
T4992941
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downtown San Francisco |
E112174
|
entity |
| Predicate | hasTransportationHub |
P2413
|
FINISHED |
| Object | Embarcadero Station |
E63546
|
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: Embarcadero Station | Statement: [Downtown San Francisco, hasTransportationHub, Embarcadero Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Embarcadero Station Context triple: [Downtown San Francisco, hasTransportationHub, Embarcadero Station]
-
A.
Embarcadero station
chosen
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
-
B.
American Boulevard Station
American Boulevard Station is a light rail stop on Metro Transit's Blue Line serving the Bloomington, Minnesota area near the Mall of America.
-
C.
38th Street Station
38th Street Station is a light rail stop in Minneapolis, Minnesota, serving passengers on the METRO Blue Line.
-
D.
Fairmount station
Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount Line.
-
E.
Wynnefield Avenue station
Wynnefield Avenue station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA’s Cynwyd Line.
- 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_69bd441be7bc8190b530362d427b97d2 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd729d3d448190a414a003a75104f6 |
completed | March 20, 2026, 4:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beba57f8fc8190a0476856fba8bb76 |
completed | March 21, 2026, 3:33 p.m. |
Created at: March 20, 2026, 1:34 p.m.