Triple
T5226496
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink 91/Perris Valley Line |
E118000
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Moreno Valley/March Field station
Moreno Valley/March Field station is a commuter rail station in Moreno Valley, California, serving Metrolink passengers near March Air Reserve Base.
|
E502538
|
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: Moreno Valley/March Field station | Statement: [Metrolink 91/Perris Valley Line, hasStation, Moreno Valley/March Field station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Moreno Valley/March Field station Context triple: [Metrolink 91/Perris Valley Line, hasStation, Moreno Valley/March Field station]
-
A.
Burbank Airport–South station
Burbank Airport–South station is a commuter rail stop in Burbank, California, serving travelers to and from Hollywood Burbank Airport.
-
B.
Culver City station
Culver City station is a light rail transit stop in Culver City, California, serving as a key node on Los Angeles Metro’s E Line.
-
C.
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.
-
D.
Santa Ana station
Santa Ana station is an underground interchange stop on the Santiago Metro in Chile, serving as a key connection point between multiple lines in the city’s rapid transit network.
-
E.
Burbank–Downtown station
Burbank–Downtown station is a commuter rail station in Burbank, California, serving as a key stop for regional Metrolink services in the Los Angeles area.
- 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: Moreno Valley/March Field station Triple: [Metrolink 91/Perris Valley Line, hasStation, Moreno Valley/March Field station]
Generated description
Moreno Valley/March Field station is a commuter rail station in Moreno Valley, California, serving Metrolink passengers near March Air Reserve Base.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Moreno Valley/March Field station Target entity description: Moreno Valley/March Field station is a commuter rail station in Moreno Valley, California, serving Metrolink passengers near March Air Reserve Base.
-
A.
Burbank Airport–South station
Burbank Airport–South station is a commuter rail stop in Burbank, California, serving travelers to and from Hollywood Burbank Airport.
-
B.
Culver City station
Culver City station is a light rail transit stop in Culver City, California, serving as a key node on Los Angeles Metro’s E Line.
-
C.
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.
-
D.
Santa Ana station
Santa Ana station is an underground interchange stop on the Santiago Metro in Chile, serving as a key connection point between multiple lines in the city’s rapid transit network.
-
E.
Burbank–Downtown station
Burbank–Downtown station is a commuter rail station in Burbank, California, serving as a key stop for regional Metrolink services in the Los Angeles area.
- 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_69bd4466fb8c819083b806a79414d7e4 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7adc9be081909903b9f844c3d146 |
completed | March 20, 2026, 4:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beeffc51888190938dc157b14c4b6c |
completed | March 21, 2026, 7:22 p.m. |
| NEDg | Description generation | batch_69bef0b2b6448190be1c465738be741b |
completed | March 21, 2026, 7:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bef122c0188190a6ef939431a27f87 |
completed | March 21, 2026, 7:27 p.m. |
Created at: March 20, 2026, 1:48 p.m.