Triple
T15268057
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART at Montgomery Street station |
E364949
|
entity |
| Predicate | hasConnection |
P8776
|
FINISHED |
| Object |
Muni Metro at Montgomery Street station
Muni Metro at Montgomery Street station is a light rail subway stop in downtown San Francisco that serves multiple Muni Metro lines and connects with regional BART service.
|
E1147113
|
NE FINISHED |
How this triple was built (4 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 at Montgomery Street station | Statement: [BART at Montgomery Street station, hasConnection, Muni Metro at Montgomery Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Muni Metro at Montgomery Street station Context triple: [BART at Montgomery Street station, hasConnection, Muni Metro at Montgomery Street station]
-
A.
Muni Metro at Embarcadero Station
Muni Metro at Embarcadero Station is a major San Francisco light rail hub located in the Financial District, serving multiple Muni Metro lines and connecting to regional transit services.
-
B.
BART at Montgomery Street station
BART at Montgomery Street station is a major underground Bay Area Rapid Transit hub in downtown San Francisco that provides regional rail connections beneath Market Street.
-
C.
Muni Metro Embarcadero station
Muni Metro Embarcadero station is a major underground light rail and subway hub in downtown San Francisco that serves as a key transit gateway to the city’s Embarcadero waterfront and Financial District.
-
D.
Muni Metro Market Street lines
Muni Metro Market Street lines are a set of light rail routes in San Francisco that run in a subway beneath Market Street, forming the core of the city’s urban rail transit corridor.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Muni Metro at Montgomery Street station Triple: [BART at Montgomery Street station, hasConnection, Muni Metro at Montgomery Street station]
Generated description
Muni Metro at Montgomery Street station is a light rail subway stop in downtown San Francisco that serves multiple Muni Metro lines and connects with regional BART service.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Muni Metro at Montgomery Street station Target entity description: Muni Metro at Montgomery Street station is a light rail subway stop in downtown San Francisco that serves multiple Muni Metro lines and connects with regional BART service.
-
A.
Muni Metro at Embarcadero Station
Muni Metro at Embarcadero Station is a major San Francisco light rail hub located in the Financial District, serving multiple Muni Metro lines and connecting to regional transit services.
-
B.
BART at Montgomery Street station
BART at Montgomery Street station is a major underground Bay Area Rapid Transit hub in downtown San Francisco that provides regional rail connections beneath Market Street.
-
C.
Muni Metro Embarcadero station
Muni Metro Embarcadero station is a major underground light rail and subway hub in downtown San Francisco that serves as a key transit gateway to the city’s Embarcadero waterfront and Financial District.
-
D.
Muni Metro Market Street lines
Muni Metro Market Street lines are a set of light rail routes in San Francisco that run in a subway beneath Market Street, forming the core of the city’s urban rail transit corridor.
-
E.
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.
- F. None of above. chosen
Provenance (5 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_69d85a0f08408190b3c3259ae35d79d2 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e0094ca9ac8190a1f97a7b74c96cd5 |
completed | April 15, 2026, 9:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fee602067c81908b1aaaca8871eeb9 |
completed | May 9, 2026, 7:45 a.m. |
| NEDg | Description generation | batch_69fee6b1a29481908c5c945ef801468d |
completed | May 9, 2026, 7:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fee7b5e3f0819091246455e239996a |
completed | May 9, 2026, 7:52 a.m. |
Created at: April 10, 2026, 3:14 a.m.