Triple
T15450715
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco Central Subway project |
E370141
|
entity |
| Predicate | benefit |
P487
|
FINISHED |
| Object |
improved transit access to Union Square
Improved transit access to Union Square refers to enhanced public transportation connections that make it easier, faster, and more convenient for people to reach San Francisco’s Union Square area.
|
E1157238
|
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: improved transit access to Union Square | Statement: [San Francisco Central Subway project, benefit, improved transit access to Union Square]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: improved transit access to Union Square Context triple: [San Francisco Central Subway project, benefit, improved transit access to Union Square]
-
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.
Connect Transit
Connect Transit is the primary public bus system serving the Bloomington–Normal metropolitan area in Illinois.
-
C.
Union Square (part)
Union Square (part) is a section of the historic and bustling Union Square area in Manhattan, known for its public park, vibrant street life, and central role as a commercial and transportation hub.
-
D.
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.
-
E.
UCSF Mission Bay Station
UCSF Mission Bay Station is a light rail stop on San Francisco’s T Third Street line serving the UCSF Mission Bay campus and surrounding neighborhood.
- 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: improved transit access to Union Square Triple: [San Francisco Central Subway project, benefit, improved transit access to Union Square]
Generated description
Improved transit access to Union Square refers to enhanced public transportation connections that make it easier, faster, and more convenient for people to reach San Francisco’s Union Square area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: improved transit access to Union Square Target entity description: Improved transit access to Union Square refers to enhanced public transportation connections that make it easier, faster, and more convenient for people to reach San Francisco’s Union Square area.
-
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.
Connect Transit
Connect Transit is the primary public bus system serving the Bloomington–Normal metropolitan area in Illinois.
-
C.
Union Square (part)
Union Square (part) is a section of the historic and bustling Union Square area in Manhattan, known for its public park, vibrant street life, and central role as a commercial and transportation hub.
-
D.
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.
-
E.
UCSF Mission Bay Station
UCSF Mission Bay Station is a light rail stop on San Francisco’s T Third Street line serving the UCSF Mission Bay campus and surrounding neighborhood.
- 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_69d85a19180081909925012fbf4e62a3 |
completed | April 10, 2026, 2:02 a.m. |
| NER | Named-entity recognition | batch_69e03efaf82c81908b464e37ce9c159a |
completed | April 16, 2026, 1:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff21b1e9688190a283dbc552072ce0 |
completed | May 9, 2026, 11:59 a.m. |
| NEDg | Description generation | batch_69ff22b9c980819093e05036ba21eaf0 |
completed | May 9, 2026, 12:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff2339ae808190bf2d4676215399c0 |
completed | May 9, 2026, 12:06 p.m. |
Created at: April 10, 2026, 3:21 a.m.