Triple
T3715914
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | E Line (Los Angeles Metro) |
E81528
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Jefferson/USC station
Jefferson/USC station is a light rail stop in Los Angeles serving the University of Southern California area and surrounding neighborhoods.
|
E397957
|
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: Jefferson/USC station | Statement: [E Line (Los Angeles Metro), hasStation, Jefferson/USC station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jefferson/USC station Context triple: [E Line (Los Angeles Metro), hasStation, Jefferson/USC station]
-
A.
Long Beach station
Long Beach station is a Long Island Rail Road commuter rail terminal located in the city of Long Beach on the south shore of Long Island, New York.
-
B.
Wilshire/Normandie station
Wilshire/Normandie station is an underground Los Angeles Metro Rail station on the D Line serving the Koreatown and Wilshire Center neighborhoods.
-
C.
San Bernardino–Downtown station
San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
-
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: Jefferson/USC station Triple: [E Line (Los Angeles Metro), hasStation, Jefferson/USC station]
Generated description
Jefferson/USC station is a light rail stop in Los Angeles serving the University of Southern California area and surrounding neighborhoods.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Jefferson/USC station Target entity description: Jefferson/USC station is a light rail stop in Los Angeles serving the University of Southern California area and surrounding neighborhoods.
-
A.
Long Beach station
Long Beach station is a Long Island Rail Road commuter rail terminal located in the city of Long Beach on the south shore of Long Island, New York.
-
B.
Wilshire/Normandie station
Wilshire/Normandie station is an underground Los Angeles Metro Rail station on the D Line serving the Koreatown and Wilshire Center neighborhoods.
-
C.
San Bernardino–Downtown station
San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
-
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_69ad8b1a81588190b3f27a5483bb610e |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adc9cf77dc819098979094172d82d1 |
completed | March 8, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b51c688e0c8190a7e9ea3fe010c361 |
completed | March 14, 2026, 8:29 a.m. |
| NEDg | Description generation | batch_69b5203ee2d88190b3bf401c77d05853 |
completed | March 14, 2026, 8:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b520bcf1748190b252f913f2750d17 |
completed | March 14, 2026, 8:47 a.m. |
Created at: March 8, 2026, 3:33 p.m.