Triple
T16416033
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leppävaara |
E398685
|
entity |
| Predicate | servedByTrainLine |
P95592
|
FINISHED |
| Object | Helsinki commuter rail line U |
E923478
|
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: Helsinki commuter rail line U | Statement: [Leppävaara, servedByTrainLine, Helsinki commuter rail line U]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Helsinki commuter rail line U Context triple: [Leppävaara, servedByTrainLine, Helsinki commuter rail line U]
-
A.
Helsinki commuter rail
chosen
Helsinki commuter rail is a suburban rail network serving the Greater Helsinki area in Finland, connecting the city with its surrounding municipalities through frequent, high-capacity train services.
-
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.
U1 line
The U1 line is a route of the Frankfurt U-Bahn rapid transit system that connects central Frankfurt with several northern suburbs.
-
D.
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.
-
E.
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.
- 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_69d87f2b9024819085c20e52de95d583 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32877ff248190886717d3329421a7 |
completed | April 18, 2026, 6:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a003c6a89988190a44515f1ca08099f |
completed | May 10, 2026, 8:06 a.m. |
Created at: April 10, 2026, 5:09 a.m.