Triple
T14763139
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castaic, California |
E346921
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Castaic Junction
Castaic Junction is a transportation crossroads and locality near Castaic in northern Los Angeles County, California, known for its role as a key highway and rail junction.
|
E1118939
|
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: Castaic Junction | Statement: [Castaic, California, hasLandmark, Castaic Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castaic Junction Context triple: [Castaic, California, hasLandmark, Castaic Junction]
-
A.
Old Station, California
Old Station, California is a small unincorporated community in Shasta County known as a gateway to outdoor recreation areas near Lassen Volcanic National Park.
-
B.
Covina station
Covina station is a commuter rail stop in Covina, California, serving passengers on Metrolink’s San Bernardino Line in the Greater Los Angeles area.
-
C.
Hledan Junction
Hledan Junction is a major commercial and transportation hub in Yangon, Myanmar, known for its busy traffic intersection, markets, and proximity to universities.
-
D.
Camarillo station
Camarillo station is a passenger rail station in Camarillo, California, serving regional commuter and intercity trains.
-
E.
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.
- 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: Castaic Junction Triple: [Castaic, California, hasLandmark, Castaic Junction]
Generated description
Castaic Junction is a transportation crossroads and locality near Castaic in northern Los Angeles County, California, known for its role as a key highway and rail junction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Castaic Junction Target entity description: Castaic Junction is a transportation crossroads and locality near Castaic in northern Los Angeles County, California, known for its role as a key highway and rail junction.
-
A.
Old Station, California
Old Station, California is a small unincorporated community in Shasta County known as a gateway to outdoor recreation areas near Lassen Volcanic National Park.
-
B.
Covina station
Covina station is a commuter rail stop in Covina, California, serving passengers on Metrolink’s San Bernardino Line in the Greater Los Angeles area.
-
C.
Hledan Junction
Hledan Junction is a major commercial and transportation hub in Yangon, Myanmar, known for its busy traffic intersection, markets, and proximity to universities.
-
D.
Camarillo station
Camarillo station is a passenger rail station in Camarillo, California, serving regional commuter and intercity trains.
-
E.
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.
- 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_69d822e8896c819091169882f9b20486 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69dec7f3a1608190b1b17624003a0c7f |
completed | April 14, 2026, 11:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe0cf24c0081909221cb7d761e882f |
completed | May 8, 2026, 4:18 p.m. |
| NEDg | Description generation | batch_69fe1913f01c8190917992cbcb8f0b62 |
completed | May 8, 2026, 5:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe19c36dcc8190a8b3565d6e9cec04 |
completed | May 8, 2026, 5:13 p.m. |
Created at: April 10, 2026, 1:30 a.m.