Triple
T8480284
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coaster (San Diego) |
E200496
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Sorrento Valley station
Sorrento Valley station is a commuter rail stop in San Diego, California, serving the Coaster line and nearby employment centers in the Sorrento Valley area.
|
E738997
|
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: Sorrento Valley station | Statement: [Coaster (San Diego), hasStation, Sorrento Valley station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sorrento Valley station Context triple: [Coaster (San Diego), hasStation, Sorrento Valley station]
-
A.
Fontana station
Fontana station is a commuter rail stop in Fontana, California, serving passengers on Metrolink’s San Bernardino Line in the Inland Empire region.
-
B.
Santa Clarita station
Santa Clarita station is a commuter rail stop in Santa Clarita, California, serving passengers on Metrolink’s Antelope Valley Line between Los Angeles and the high desert communities to the north.
-
C.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
D.
Alum Rock station
Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail system.
-
E.
Sunnyvale Station
Sunnyvale Station is a commuter rail station in Sunnyvale, California, serving Caltrain passengers along the San Francisco Peninsula.
- 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: Sorrento Valley station Triple: [Coaster (San Diego), hasStation, Sorrento Valley station]
Generated description
Sorrento Valley station is a commuter rail stop in San Diego, California, serving the Coaster line and nearby employment centers in the Sorrento Valley area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sorrento Valley station Target entity description: Sorrento Valley station is a commuter rail stop in San Diego, California, serving the Coaster line and nearby employment centers in the Sorrento Valley area.
-
A.
Fontana station
Fontana station is a commuter rail stop in Fontana, California, serving passengers on Metrolink’s San Bernardino Line in the Inland Empire region.
-
B.
Santa Clarita station
Santa Clarita station is a commuter rail stop in Santa Clarita, California, serving passengers on Metrolink’s Antelope Valley Line between Los Angeles and the high desert communities to the north.
-
C.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
D.
Alum Rock station
Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail system.
-
E.
Sunnyvale Station
Sunnyvale Station is a commuter rail station in Sunnyvale, California, serving Caltrain passengers along the San Francisco Peninsula.
- 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_69ca831b17988190a1f3f3413d57b820 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe5232d008190ae55b982f5fc9e8b |
completed | March 31, 2026, 3:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce4de95e3081908277c65598f3884a |
completed | April 2, 2026, 11:07 a.m. |
| NEDg | Description generation | batch_69ce5028c38c81908e81390d0be21387 |
completed | April 2, 2026, 11:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ce517fea7c819098d0343fd2c4ccdd |
completed | April 2, 2026, 11:22 a.m. |
Created at: March 30, 2026, 6:12 p.m.