Triple
T29552900
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Santa Ana Regional Transportation Center |
E749823
|
entity |
| Predicate | amtrakLine |
P167447
|
FINISHED |
| Object | Pacific Surfliner |
—
|
NE NERFINISHED |
How this triple was built (2 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 Surfliner | Statement: [Santa Ana Regional Transportation Center, amtrakLine, Pacific Surfliner]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: amtrakLine Context triple: [Santa Ana Regional Transportation Center, amtrakLine, Pacific Surfliner]
-
A.
amtrakStation
Indicates that one entity is an Amtrak train station serving the other entity or located at the specified place.
-
B.
amtrakServiceType
Indicates the specific category or type of Amtrak rail service that applies to a given route, trip, or train.
-
C.
isBusiestPassengerRailLineIn
Indicates that a passenger rail line is the one with the highest level of use or traffic within a specified geographic area or system.
-
D.
servesCommuterRailLine
Indicates that a location or facility provides access to and is a stop or station for a commuter rail line.
-
E.
commuterRailBrand
Indicates that a commuter rail service operates under or is associated with a specific brand or branding identity.
- F. None of above. chosen
Provenance (4 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_69f0bd4919e48190942b2a13d5b97d03 |
completed | April 28, 2026, 1:59 p.m. |
| NER | Named-entity recognition | batch_69f66cf8785c8190aa5261c208fd4c2f |
completed | May 2, 2026, 9:30 p.m. |
| PD | Predicate disambiguation | batch_69f6659d36208190b01412600a4ed57d |
completed | May 2, 2026, 8:59 p.m. |
| PDg | Predicate description generation | batch_69f6691da93081909deaf680614fc900 |
completed | May 2, 2026, 9:14 p.m. |
Created at: April 28, 2026, 5:13 p.m.