Triple
T2085576
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Burlingame |
E45341
|
entity |
| Predicate | hasRailStation |
P726
|
FINISHED |
| Object |
Broadway Caltrain station
Broadway Caltrain station is a commuter rail stop in Burlingame, California, serving passengers on Caltrain’s Peninsula Corridor between San Francisco and San Jose.
|
E241813
|
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: Broadway Caltrain station | Statement: [Burlingame, hasRailStation, Broadway Caltrain station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Broadway Caltrain station Context triple: [Burlingame, hasRailStation, Broadway Caltrain station]
-
A.
BART Embarcadero Station
BART Embarcadero Station is a major underground transit hub in downtown San Francisco serving Bay Area Rapid Transit trains and connecting with Muni Metro light rail lines.
-
B.
Millbrae station
Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
-
C.
Yerba Buena/Moscone station
Yerba Buena/Moscone station is an underground San Francisco Muni Metro stop serving the SoMa area and the nearby Moscone Center convention complex.
-
D.
San Francisco 4th and King Street station
San Francisco 4th and King Street station is a major commuter rail terminal in San Francisco that serves as the northern terminus for Caltrain services between the city and the Peninsula/Silicon Valley.
-
E.
Daly City station
Daly City station is a Bay Area Rapid Transit (BART) rapid transit station serving the city of Daly City just south of San Francisco, California.
- 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: Broadway Caltrain station Triple: [Burlingame, hasRailStation, Broadway Caltrain station]
Generated description
Broadway Caltrain station is a commuter rail stop in Burlingame, California, serving passengers on Caltrain’s Peninsula Corridor between San Francisco and San Jose.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Broadway Caltrain station Target entity description: Broadway Caltrain station is a commuter rail stop in Burlingame, California, serving passengers on Caltrain’s Peninsula Corridor between San Francisco and San Jose.
-
A.
BART Embarcadero Station
BART Embarcadero Station is a major underground transit hub in downtown San Francisco serving Bay Area Rapid Transit trains and connecting with Muni Metro light rail lines.
-
B.
Millbrae station
Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
-
C.
Yerba Buena/Moscone station
Yerba Buena/Moscone station is an underground San Francisco Muni Metro stop serving the SoMa area and the nearby Moscone Center convention complex.
-
D.
San Francisco 4th and King Street station
San Francisco 4th and King Street station is a major commuter rail terminal in San Francisco that serves as the northern terminus for Caltrain services between the city and the Peninsula/Silicon Valley.
-
E.
Daly City station
Daly City station is a Bay Area Rapid Transit (BART) rapid transit station serving the city of Daly City just south of San Francisco, California.
- 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_69a8891869c88190a02643e3bb746f59 |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abba54ec048190bfe378aef1cc8086 |
completed | March 7, 2026, 5:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae5d8928048190ab9ef79dde8ad4e0 |
completed | March 9, 2026, 5:41 a.m. |
| NEDg | Description generation | batch_69ae5e48eefc8190b459278860bb3217 |
completed | March 9, 2026, 5:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae5ec233788190a52dc1a135f7dfb9 |
completed | March 9, 2026, 5:46 a.m. |
Created at: March 4, 2026, 7:41 p.m.