Triple
T14628291
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrotren Rancagua commuter service |
E343409
|
entity |
| Predicate | usesInfrastructureOf |
P6820
|
FINISHED |
| Object | Chilean State Railways network |
E78907
|
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: Chilean State Railways network | Statement: [Metrotren Rancagua commuter service, usesInfrastructureOf, Chilean State Railways network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chilean State Railways network Context triple: [Metrotren Rancagua commuter service, usesInfrastructureOf, Chilean State Railways network]
-
A.
Chile rail network
chosen
The Chile rail network is the national railway system of Chile, comprising passenger and freight lines that connect major cities and regions along the country’s long north–south axis.
-
B.
former Valparaíso–Santiago railway
The former Valparaíso–Santiago railway was a historic Chilean rail line that once connected the coastal city of Valparaíso with the capital Santiago, serving as a key transportation corridor across central Chile.
-
C.
Chile national transport system
The Chile national transport system is the country’s integrated network of roads, railways, ports, airports, and ferry routes that connects its long, narrow territory from north to south and links remote communities across challenging geography.
-
D.
Argentine railway system
The Argentine railway system is the national network of passenger and freight rail lines that connects major cities and regions across Argentina and has historically played a central role in the country’s economic and territorial development.
-
E.
Tren Victoria–Temuco
Tren Victoria–Temuco is a regional passenger rail service in southern Chile that connects the cities of Victoria and Temuco as part of the country’s national railway network.
- 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_69d822dffc3c8190aa173b90761bffda |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb4a7c8fc81909d10c1f563d7d1e7 |
completed | April 14, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fdd5d0514081908c2bdc4fb77b1a7a |
completed | May 8, 2026, 12:23 p.m. |
Created at: April 10, 2026, 1:26 a.m.