Triple
T8726491
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station (Los Angeles) |
E207142
|
entity |
| Predicate | railLines |
P848
|
FINISHED |
| Object | Metrolink Orange County Line |
E212796
|
NE FINISHED |
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: Metrolink Orange County Line | Statement: [Union Station (Los Angeles), railLines, Metrolink Orange County Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metrolink Orange County Line Context triple: [Union Station (Los Angeles), railLines, Metrolink Orange County Line]
-
A.
Metrolink Orange County Line
chosen
The Metrolink Orange County Line is a Southern California commuter rail route that connects Los Angeles with cities in Orange County and northern San Diego County.
-
B.
Metrolink Inland Empire–Orange County Line
The Metrolink Inland Empire–Orange County Line is a Southern California commuter rail route connecting cities in the Inland Empire with destinations in Orange County and beyond.
-
C.
Metrolink Ventura County Line
Metrolink Ventura County Line is a Southern California commuter rail route connecting Los Angeles with Ventura County communities, including Oxnard.
-
D.
Metrolink Riverside Line
The Metrolink Riverside Line is a Southern California commuter rail route that links Riverside County with downtown Los Angeles, serving intermediate communities along the corridor.
-
E.
Metrolink (Southern California)
Metrolink (Southern California) is a regional commuter rail system serving Los Angeles and surrounding counties, providing longer-distance transit connections across the Greater Los Angeles area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca835811d8819081ea00fd2a2c9a1c |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc5d16cba881908e2a14b60ae65524 |
completed | March 31, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cffd5e548c8190898c01f9b8a27175 |
completed | April 3, 2026, 5:48 p.m. |
Created at: March 30, 2026, 6:36 p.m.