Triple
T3554029
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles River |
E75176
|
entity |
| Predicate | hasSection |
P35
|
FINISHED |
| Object |
Sepulveda Basin
Sepulveda Basin is a large flood-control and recreation area in the San Fernando Valley region of Los Angeles, featuring parks, wildlife habitats, and sports facilities.
|
E374412
|
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: Sepulveda Basin | Statement: [Los Angeles River, hasSection, Sepulveda Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sepulveda Basin Context triple: [Los Angeles River, hasSection, Sepulveda Basin]
-
A.
Socorro Basin
Socorro Basin is a geologic depression in central New Mexico that forms part of the Rio Grande Rift and hosts significant sedimentary deposits and geothermal activity.
-
B.
Raton Basin
Raton Basin is a geologic structural basin spanning southern Colorado and northern New Mexico, known for its coal, coalbed methane resources, and distinctive sedimentary rock formations.
-
C.
Aburrá Valley
Aburrá Valley is a densely populated valley in the Colombian Andes best known as the location of Medellín and its surrounding metropolitan area.
-
D.
Alvord Basin
Alvord Basin is an arid endorheic basin in southeastern Oregon known for its expansive playa, surrounding mountain ranges, and striking high-desert landscape.
-
E.
Albuquerque Basin
The Albuquerque Basin is a major structural and sedimentary basin in central New Mexico that forms part of the Rio Grande Rift and hosts much of the Albuquerque metropolitan 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: Sepulveda Basin Triple: [Los Angeles River, hasSection, Sepulveda Basin]
Generated description
Sepulveda Basin is a large flood-control and recreation area in the San Fernando Valley region of Los Angeles, featuring parks, wildlife habitats, and sports facilities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sepulveda Basin Target entity description: Sepulveda Basin is a large flood-control and recreation area in the San Fernando Valley region of Los Angeles, featuring parks, wildlife habitats, and sports facilities.
-
A.
Socorro Basin
Socorro Basin is a geologic depression in central New Mexico that forms part of the Rio Grande Rift and hosts significant sedimentary deposits and geothermal activity.
-
B.
Raton Basin
Raton Basin is a geologic structural basin spanning southern Colorado and northern New Mexico, known for its coal, coalbed methane resources, and distinctive sedimentary rock formations.
-
C.
Aburrá Valley
Aburrá Valley is a densely populated valley in the Colombian Andes best known as the location of Medellín and its surrounding metropolitan area.
-
D.
Alvord Basin
Alvord Basin is an arid endorheic basin in southeastern Oregon known for its expansive playa, surrounding mountain ranges, and striking high-desert landscape.
-
E.
Albuquerque Basin
The Albuquerque Basin is a major structural and sedimentary basin in central New Mexico that forms part of the Rio Grande Rift and hosts much of the Albuquerque metropolitan 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_69ad85d33c6c819081d5ac1df13b5680 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc05549d88190acdebdd542ea1a67 |
completed | March 8, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b432fdda488190a31f74e80685c121 |
completed | March 13, 2026, 3:53 p.m. |
| NEDg | Description generation | batch_69b436f57b2c8190b010197b01859980 |
completed | March 13, 2026, 4:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b437493384819084a7213fe754526b |
completed | March 13, 2026, 4:11 p.m. |
Created at: March 8, 2026, 3:20 p.m.