Triple
T1972341
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Daly City |
E42827
|
entity |
| Predicate | hasBARTStation |
P726
|
FINISHED |
| Object |
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.
|
E223856
|
NE FINISHED |
How this triple was built (5 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: Daly City station | Statement: [Daly City, hasBARTStation, Daly City station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Daly City station Context triple: [Daly City, hasBARTStation, Daly City station]
-
A.
Emeryville station
Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
-
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.
San Francisco International Airport station
San Francisco International Airport station is a Bay Area Rapid Transit (BART) rail station that directly serves San Francisco International Airport, providing regional transit connections for air travelers.
-
D.
San Jose Diridon station
San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
-
E.
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.
- 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: Daly City station Triple: [Daly City, hasBARTStation, Daly City station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Daly City station Target entity description: 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.
-
A.
Emeryville station
Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
-
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.
San Francisco International Airport station
San Francisco International Airport station is a Bay Area Rapid Transit (BART) rail station that directly serves San Francisco International Airport, providing regional transit connections for air travelers.
-
D.
San Jose Diridon station
San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
-
E.
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.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasBARTStation Context triple: [Daly City, hasBARTStation, Daly City station]
-
A.
hasPublicTransportStop
Indicates that a location or area contains or is served by a public transport stop, such as a bus, tram, or train stop.
-
B.
hasRailStation
chosen
Indicates that one entity possesses, contains, or is served by a rail station.
-
C.
hasBusStation
Indicates that a place or area contains or is served by a bus station.
-
D.
hasRailwayStation
Indicates that a place or location is served by, or contains, a railway station.
-
E.
terminusStation
Indicates that a station serves as the final endpoint or terminal stop for a given route or service.
- F. None of above.
Provenance (6 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_69a8871289048190b00b0d7744b7b2b1 |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abb3f275408190affa93f8cb6a8184 |
completed | March 7, 2026, 5:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae032368508190a67fae314d0e6b21 |
completed | March 8, 2026, 11:15 p.m. |
| NEDg | Description generation | batch_69ae057cc1a08190895031fa6c095f49 |
completed | March 8, 2026, 11:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae0751eff4819086e5469a2c56a24d |
completed | March 8, 2026, 11:33 p.m. |
| PD | Predicate disambiguation | batch_69abaff7d4a48190ab0d51aefb1c4e31 |
completed | March 7, 2026, 4:56 a.m. |
Created at: March 4, 2026, 7:36 p.m.