Triple
T5270917
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Imatra |
E119253
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Imatra railway station
Imatra railway station is a passenger rail station in the town of Imatra in southeastern Finland, serving as a regional transport hub on the Finnish railway network.
|
E506319
|
NE FINISHED |
How this triple was built (4 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: Imatra railway station | Statement: [Imatra, hasRailwayStation, Imatra railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Imatra railway station Context triple: [Imatra, hasRailwayStation, Imatra railway station]
-
A.
Lappeenranta railway station
Lappeenranta railway station is the main passenger rail hub serving the city of Lappeenranta in southeastern Finland, providing regional and long-distance train connections.
-
B.
Haarajoki railway station
Haarajoki railway station is a local commuter rail stop serving the Haarajoki district in the city of Järvenpää, Finland.
-
C.
Ruoholahti station
Ruoholahti station is an underground Helsinki Metro station serving the Ruoholahti district as a key western terminus and transport hub in the city’s metro network.
-
D.
Hämeenlinna railway station
Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
-
E.
Kivenlahti station
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Imatra railway station Triple: [Imatra, hasRailwayStation, Imatra railway station]
Generated description
Imatra railway station is a passenger rail station in the town of Imatra in southeastern Finland, serving as a regional transport hub on the Finnish railway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Imatra railway station Target entity description: Imatra railway station is a passenger rail station in the town of Imatra in southeastern Finland, serving as a regional transport hub on the Finnish railway network.
-
A.
Lappeenranta railway station
Lappeenranta railway station is the main passenger rail hub serving the city of Lappeenranta in southeastern Finland, providing regional and long-distance train connections.
-
B.
Haarajoki railway station
Haarajoki railway station is a local commuter rail stop serving the Haarajoki district in the city of Järvenpää, Finland.
-
C.
Ruoholahti station
Ruoholahti station is an underground Helsinki Metro station serving the Ruoholahti district as a key western terminus and transport hub in the city’s metro network.
-
D.
Hämeenlinna railway station
Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
-
E.
Kivenlahti station
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
- F. None of above. chosen
Provenance (5 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_69bd446c38e081908cdaf113bdf86790 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7c1fa01081909d589686289b624b |
completed | March 20, 2026, 4:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69befe9691608190bae0865f80e23062 |
completed | March 21, 2026, 8:24 p.m. |
| NEDg | Description generation | batch_69beff56b42881909ff4f574ef87b693 |
completed | March 21, 2026, 8:28 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf0012e1e08190a30a92a23029bfd0 |
completed | March 21, 2026, 8:31 p.m. |
Created at: March 20, 2026, 1:51 p.m.