Triple
T7527088
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink San Bernardino Line |
E177919
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Baldwin Park station
Baldwin Park station is a commuter rail stop in Baldwin Park, California, served by Metrolink trains on the San Bernardino Line.
|
E683176
|
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: Baldwin Park station | Statement: [Metrolink San Bernardino Line, hasStation, Baldwin Park station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Baldwin Park station Context triple: [Metrolink San Bernardino Line, hasStation, Baldwin Park station]
-
A.
Downtown Inglewood station
Downtown Inglewood station is an elevated Los Angeles Metro Rail stop in Inglewood, California, serving the K Line and providing access to the city’s central business district.
-
B.
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.
-
C.
North Hollywood station
North Hollywood station is a major Los Angeles Metro Rail hub in the San Fernando Valley that serves as a key transfer point between the subway system and multiple bus and rapid transit lines.
-
D.
Maywood station
Maywood station is a commuter rail stop in Maywood, Illinois, serving Metra's Union Pacific West Line in the Chicago metropolitan area.
-
E.
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.
- 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: Baldwin Park station Triple: [Metrolink San Bernardino Line, hasStation, Baldwin Park station]
Generated description
Baldwin Park station is a commuter rail stop in Baldwin Park, California, served by Metrolink trains on the San Bernardino Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Baldwin Park station Target entity description: Baldwin Park station is a commuter rail stop in Baldwin Park, California, served by Metrolink trains on the San Bernardino Line.
-
A.
Downtown Inglewood station
Downtown Inglewood station is an elevated Los Angeles Metro Rail stop in Inglewood, California, serving the K Line and providing access to the city’s central business district.
-
B.
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.
-
C.
North Hollywood station
North Hollywood station is a major Los Angeles Metro Rail hub in the San Fernando Valley that serves as a key transfer point between the subway system and multiple bus and rapid transit lines.
-
D.
Maywood station
Maywood station is a commuter rail stop in Maywood, Illinois, serving Metra's Union Pacific West Line in the Chicago metropolitan area.
-
E.
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.
- 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_69c69f29bf3081909a146aec7755f185 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f81cc5748190818443c48c9e3114 |
completed | March 27, 2026, 9:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8ac86982c8190a808ba1b98314829 |
completed | March 29, 2026, 4:37 a.m. |
| NEDg | Description generation | batch_69c8ae258a7081909bd30259a368d865 |
completed | March 29, 2026, 4:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8aebc46e481908872d0c4c77345b5 |
completed | March 29, 2026, 4:46 a.m. |
Created at: March 27, 2026, 3:47 p.m.