Triple
T4226880
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Foothill Transit |
E94479
|
entity |
| Predicate | hasDepot |
P2413
|
FINISHED |
| Object |
Arcadia Operations and Maintenance Facility
Arcadia Operations and Maintenance Facility is a major bus operations and maintenance center serving Foothill Transit’s public transportation network in the San Gabriel Valley region of Los Angeles County.
|
E422623
|
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: Arcadia Operations and Maintenance Facility | Statement: [Foothill Transit, hasDepot, Arcadia Operations and Maintenance Facility]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arcadia Operations and Maintenance Facility Context triple: [Foothill Transit, hasDepot, Arcadia Operations and Maintenance Facility]
-
A.
Hedley Industrial Complex
The Hedley Industrial Complex is a historic former manufacturing site in Troy, New York, that has been redeveloped into a mixed-use commercial and office complex along the Hudson River.
-
B.
Faraday Station
Faraday Station was a British Antarctic research base, later transferred to Ukraine and renamed Vernadsky Research Base, known for its long-term scientific observations in the Antarctic Peninsula region.
-
C.
Aberdeen Chemical Agent Disposal Facility
The Aberdeen Chemical Agent Disposal Facility was a U.S. Army installation in Maryland dedicated to safely destroying stockpiled chemical weapons as part of the nation’s chemical demilitarization efforts.
-
D.
Gianelli Pumping–Generating Plant
The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.
-
E.
Tracy Pumping Plant
Tracy Pumping Plant is a major water pumping facility in California that lifts and conveys water from the Sacramento–San Joaquin Delta into the Central Valley Project’s distribution system.
- 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: Arcadia Operations and Maintenance Facility Triple: [Foothill Transit, hasDepot, Arcadia Operations and Maintenance Facility]
Generated description
Arcadia Operations and Maintenance Facility is a major bus operations and maintenance center serving Foothill Transit’s public transportation network in the San Gabriel Valley region of Los Angeles County.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Arcadia Operations and Maintenance Facility Target entity description: Arcadia Operations and Maintenance Facility is a major bus operations and maintenance center serving Foothill Transit’s public transportation network in the San Gabriel Valley region of Los Angeles County.
-
A.
Hedley Industrial Complex
The Hedley Industrial Complex is a historic former manufacturing site in Troy, New York, that has been redeveloped into a mixed-use commercial and office complex along the Hudson River.
-
B.
Faraday Station
Faraday Station was a British Antarctic research base, later transferred to Ukraine and renamed Vernadsky Research Base, known for its long-term scientific observations in the Antarctic Peninsula region.
-
C.
Aberdeen Chemical Agent Disposal Facility
The Aberdeen Chemical Agent Disposal Facility was a U.S. Army installation in Maryland dedicated to safely destroying stockpiled chemical weapons as part of the nation’s chemical demilitarization efforts.
-
D.
Gianelli Pumping–Generating Plant
The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.
-
E.
Tracy Pumping Plant
Tracy Pumping Plant is a major water pumping facility in California that lifts and conveys water from the Sacramento–San Joaquin Delta into the Central Valley Project’s distribution system.
- 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_69b3453700a08190ae88792e3dc63207 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34e5003008190834726e46df3ee9b |
completed | March 12, 2026, 11:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5964a388881908038e5a612424b9b |
completed | March 14, 2026, 5:09 p.m. |
| NEDg | Description generation | batch_69b596cb73ac81909f83daca406ad8c4 |
completed | March 14, 2026, 5:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b59a9c386081909c21ad554d403bfc |
completed | March 14, 2026, 5:27 p.m. |
Created at: March 12, 2026, 11:04 p.m.