Triple
T15984693
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Expo/Sepulveda station |
E387662
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
Expo/Sepulveda
Expo/Sepulveda is a light rail station in Los Angeles that serves the Metro E Line near the intersection of Exposition and Sepulveda Boulevards.
|
E1188163
|
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: Expo/Sepulveda | Statement: [Expo/Sepulveda station, formerName, Expo/Sepulveda]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Expo/Sepulveda Context triple: [Expo/Sepulveda station, formerName, Expo/Sepulveda]
-
A.
Sepulveda Boulevard
Sepulveda Boulevard is one of the longest and most significant north–south thoroughfares in Los Angeles County, running through numerous neighborhoods and serving as a key commuter and commercial corridor.
-
B.
Balboa Boulevard
Balboa Boulevard is a major north–south thoroughfare in Los Angeles’ San Fernando Valley that runs through neighborhoods including Granada Hills.
-
C.
Long Beach Transit Mall
Long Beach Transit Mall is a major public transit hub in downtown Long Beach, California, serving multiple bus and light rail lines and providing a central connection point for regional transportation.
-
D.
Broadway (Downtown Los Angeles) corridor
The Broadway (Downtown Los Angeles) corridor is a historic commercial and entertainment thoroughfare in downtown L.A., renowned for its early 20th-century theaters and vibrant urban streetscape.
-
E.
Abbot Kinney Boulevard
Abbot Kinney Boulevard is a trendy, upscale street in Venice, Los Angeles, known for its boutiques, art galleries, restaurants, and vibrant nightlife.
- 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: Expo/Sepulveda Triple: [Expo/Sepulveda station, formerName, Expo/Sepulveda]
Generated description
Expo/Sepulveda is a light rail station in Los Angeles that serves the Metro E Line near the intersection of Exposition and Sepulveda Boulevards.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Expo/Sepulveda Target entity description: Expo/Sepulveda is a light rail station in Los Angeles that serves the Metro E Line near the intersection of Exposition and Sepulveda Boulevards.
-
A.
Sepulveda Boulevard
Sepulveda Boulevard is one of the longest and most significant north–south thoroughfares in Los Angeles County, running through numerous neighborhoods and serving as a key commuter and commercial corridor.
-
B.
Balboa Boulevard
Balboa Boulevard is a major north–south thoroughfare in Los Angeles’ San Fernando Valley that runs through neighborhoods including Granada Hills.
-
C.
Long Beach Transit Mall
Long Beach Transit Mall is a major public transit hub in downtown Long Beach, California, serving multiple bus and light rail lines and providing a central connection point for regional transportation.
-
D.
Broadway (Downtown Los Angeles) corridor
The Broadway (Downtown Los Angeles) corridor is a historic commercial and entertainment thoroughfare in downtown L.A., renowned for its early 20th-century theaters and vibrant urban streetscape.
-
E.
Abbot Kinney Boulevard
Abbot Kinney Boulevard is a trendy, upscale street in Venice, Los Angeles, known for its boutiques, art galleries, restaurants, and vibrant nightlife.
- 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_69d86daa562c81908aacc179c0fe8fb5 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e15757a3548190900de1962308f6b8 |
completed | April 16, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffc3cdf7848190848e9081027dc027 |
completed | May 9, 2026, 11:31 p.m. |
| NEDg | Description generation | batch_69ffc5669c1c81909bacf61c96cb7816 |
completed | May 9, 2026, 11:38 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffc5c7db1c8190b4e1de6f6e3ce8a0 |
completed | May 9, 2026, 11:39 p.m. |
Created at: April 10, 2026, 4:54 a.m.