Triple
T21525637
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UCSF Mission Bay Station |
E531087
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | T Third Street northbound |
—
|
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: T Third Street northbound | Statement: [UCSF Mission Bay Station, hasService, T Third Street northbound]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: T Third Street northbound Context triple: [UCSF Mission Bay Station, hasService, T Third Street northbound]
-
A.
T Third Street
chosen
T Third Street is a San Francisco Muni light rail line that runs along the city’s eastern waterfront, serving neighborhoods from Visitacion Valley through Mission Bay to downtown.
-
B.
T Third Street line
The T Third Street line is a San Francisco Muni Metro light rail line that serves the city’s southeastern neighborhoods and provides a key north–south transit corridor.
-
C.
T Third Street light rail line
The T Third Street light rail line is a Muni Metro route in San Francisco that runs through southeastern neighborhoods, including Bayview, connecting them to the city’s downtown and central transit network.
-
D.
33rd Street
33rd Street is a major east–west thoroughfare in Midtown Manhattan, New York City, known for running through the busy Penn Station area and surrounding commercial district.
-
E.
Third Street corridor
The Third Street corridor is a key urban transit and development area in San Francisco’s Bayview and southeastern neighborhoods, anchored by the Muni light rail line that runs along Third Street.
- 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_69e0c45d95a081908e7962ad215da746 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ee885073888190ae49f967f72acbf8 |
completed | April 26, 2026, 9:49 p.m. |
Created at: April 16, 2026, 6:26 p.m.