Triple
T17118600
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M200 series trains |
E415403
|
entity |
| Predicate | usedOnLine |
P15252
|
FINISHED |
| Object | Helsinki Metro main east–west line |
—
|
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: Helsinki Metro main east–west line | Statement: [M200 series trains, usedOnLine, Helsinki Metro main east–west line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Helsinki Metro main east–west line Context triple: [M200 series trains, usedOnLine, Helsinki Metro main east–west line]
-
A.
Helsinki Metro
The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
-
B.
Helsinki–Lahti line
The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
-
C.
line M1 of Helsinki Metro
chosen
Line M1 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
-
D.
Helsinki–Riihimäki railway
The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
-
E.
Helsinki tram network
The Helsinki tram network is an extensive urban light rail system that serves as a primary mode of public transportation within Finland’s capital city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d886d090cc8190a39cb94992586905 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3e8086a388190a655a044feccab14 |
completed | April 18, 2026, 8:22 p.m. |
Created at: April 10, 2026, 5:35 a.m.