Triple
T20365416
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Civic Center/UN Plaza station |
E496893
|
entity |
| Predicate | servesLine |
P839
|
FINISHED |
| Object | Muni Metro L Taraval line |
—
|
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: Muni Metro L Taraval line | Statement: [Civic Center/UN Plaza station, servesLine, Muni Metro L Taraval line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Muni Metro L Taraval line Context triple: [Civic Center/UN Plaza station, servesLine, Muni Metro L Taraval line]
-
A.
Muni Metro line L
chosen
Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
-
B.
Muni Metro K Ingleside line
The Muni Metro K Ingleside line is a light rail service in San Francisco that runs from downtown through the Twin Peaks Tunnel to the southwestern neighborhoods, including Ingleside.
-
C.
Muni Metro N Judah line
The Muni Metro N Judah line is a light rail line in San Francisco that runs from downtown through neighborhoods like the Inner Sunset to the Outer Sunset near Ocean Beach.
-
D.
Muni Metro line S
Muni Metro line S is a San Francisco light rail service that connects the Castro District with other parts of the city as part of the Muni Metro network.
-
E.
Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
- 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_69e0b4a4f9b081908a5a021919c21ccb |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e67870f4448190ab63cbe03542de21 |
completed | April 20, 2026, 7:03 p.m. |
Created at: April 16, 2026, 11:26 a.m.