Triple
T4098538
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Helsinki Metro |
E87880
|
entity |
| Predicate | notableStation |
P3858
|
FINISHED |
| Object |
Kamppi station
Kamppi station is a major underground metro and bus terminal hub in central Helsinki, Finland, serving as one of the city’s key public transport interchanges.
|
E423176
|
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: Kamppi station | Statement: [Helsinki Metro, notableStation, Kamppi station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kamppi station Context triple: [Helsinki Metro, notableStation, Kamppi station]
-
A.
Helsinki Central railway station
Helsinki Central railway station is the main railway hub of Finland’s capital, renowned for its distinctive early 20th-century National Romantic architecture and status as a key landmark in Helsinki.
-
B.
Matinkylä station
Matinkylä station is a metro station in the Espoo district of Matinkylä that serves as a key western endpoint of the Helsinki Metro system.
-
C.
Rautatientori station
Rautatientori station is a central underground station in the Helsinki Metro system located beneath Helsinki’s main railway square, serving as a major hub for public transportation in the city.
-
D.
Vuosaari station
Vuosaari station is an eastern Helsinki Metro station serving the Vuosaari district as one of the line’s terminal endpoints.
-
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: Kamppi station Triple: [Helsinki Metro, notableStation, Kamppi station]
Generated description
Kamppi station is a major underground metro and bus terminal hub in central Helsinki, Finland, serving as one of the city’s key public transport interchanges.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kamppi station Target entity description: Kamppi station is a major underground metro and bus terminal hub in central Helsinki, Finland, serving as one of the city’s key public transport interchanges.
-
A.
Helsinki Central railway station
Helsinki Central railway station is the main railway hub of Finland’s capital, renowned for its distinctive early 20th-century National Romantic architecture and status as a key landmark in Helsinki.
-
B.
Matinkylä station
Matinkylä station is a metro station in the Espoo district of Matinkylä that serves as a key western endpoint of the Helsinki Metro system.
-
C.
Rautatientori station
Rautatientori station is a central underground station in the Helsinki Metro system located beneath Helsinki’s main railway square, serving as a major hub for public transportation in the city.
-
D.
Vuosaari station
Vuosaari station is an eastern Helsinki Metro station serving the Vuosaari district as one of the line’s terminal endpoints.
-
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_69aed94564cc8190a9c1457daedb6e7f |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefd0bdea48190805a79515ee92709 |
completed | March 9, 2026, 5:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a83aaabc81908a204008ebe292b2 |
completed | March 14, 2026, 6:26 p.m. |
| NEDg | Description generation | batch_69b5a8a660bc8190bef754d74ec770b3 |
completed | March 14, 2026, 6:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5a93451388190bd40c55634c8f6f0 |
completed | March 14, 2026, 6:30 p.m. |
Created at: March 9, 2026, 3:40 p.m.