Triple
T5484687
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wilmington, Los Angeles |
E123549
|
entity |
| Predicate | transportServedBy |
P1298
|
FINISHED |
| Object |
Pacific Harbor Line (rail)
Pacific Harbor Line is a shortline railroad that provides switching and rail transportation services to the ports and industrial areas of Los Angeles and Long Beach.
|
E522652
|
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: Pacific Harbor Line (rail) | Statement: [Wilmington, Los Angeles, transportServedBy, Pacific Harbor Line (rail)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pacific Harbor Line (rail) Context triple: [Wilmington, Los Angeles, transportServedBy, Pacific Harbor Line (rail)]
-
A.
Western Pacific Railroad
Western Pacific Railroad was a major American railroad company that operated primarily in the western United States, known for its scenic transcontinental routes and competitive service against larger carriers like the Southern Pacific.
-
B.
Georgia Pacific Railway
Georgia Pacific Railway was a 19th-century American railroad company in the southeastern United States that later became part of the Southern Railway system.
-
C.
Northern Pacific
The Northern Pacific is the northern portion of the Pacific Ocean, encompassing vast open waters and numerous island groups and archipelagos across the Northern Hemisphere.
-
D.
Northwestern Pacific Railroad
The Northwestern Pacific Railroad was a historic rail line in Northern California that connected the San Francisco Bay Area to communities throughout Marin, Sonoma, and Humboldt counties, supporting regional passenger and freight transport.
-
E.
Kure Line
The Kure Line is a Japanese railway line serving the coastal area around Kure in Hiroshima Prefecture, connecting local communities with larger urban centers.
- 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: Pacific Harbor Line (rail) Triple: [Wilmington, Los Angeles, transportServedBy, Pacific Harbor Line (rail)]
Generated description
Pacific Harbor Line is a shortline railroad that provides switching and rail transportation services to the ports and industrial areas of Los Angeles and Long Beach.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pacific Harbor Line (rail) Target entity description: Pacific Harbor Line is a shortline railroad that provides switching and rail transportation services to the ports and industrial areas of Los Angeles and Long Beach.
-
A.
Western Pacific Railroad
Western Pacific Railroad was a major American railroad company that operated primarily in the western United States, known for its scenic transcontinental routes and competitive service against larger carriers like the Southern Pacific.
-
B.
Georgia Pacific Railway
Georgia Pacific Railway was a 19th-century American railroad company in the southeastern United States that later became part of the Southern Railway system.
-
C.
Northern Pacific
The Northern Pacific is the northern portion of the Pacific Ocean, encompassing vast open waters and numerous island groups and archipelagos across the Northern Hemisphere.
-
D.
Northwestern Pacific Railroad
The Northwestern Pacific Railroad was a historic rail line in Northern California that connected the San Francisco Bay Area to communities throughout Marin, Sonoma, and Humboldt counties, supporting regional passenger and freight transport.
-
E.
Kure Line
The Kure Line is a Japanese railway line serving the coastal area around Kure in Hiroshima Prefecture, connecting local communities with larger urban centers.
- 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_69bd4648883481909e9775d43300c5fa |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd9260d90c819087f34ab24662575d |
completed | March 20, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf48a773f48190b9928a96ae2c17f8 |
completed | March 22, 2026, 1:40 a.m. |
| NEDg | Description generation | batch_69bf49ae98dc81909d410d886163a98d |
completed | March 22, 2026, 1:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf4a373d8881908bb704eafb50b5b9 |
completed | March 22, 2026, 1:47 a.m. |
Created at: March 20, 2026, 2:10 p.m.