Triple
T11359883
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Helsinki–Riihimäki railway |
E269056
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object |
Kerava railway station
Kerava railway station is a key commuter and intercity rail hub in the city of Kerava, Finland, connecting local and long-distance services on the main line north of Helsinki.
|
E922730
|
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: Kerava railway station | Statement: [Helsinki–Riihimäki railway, hasMajorStation, Kerava railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kerava railway station Context triple: [Helsinki–Riihimäki railway, hasMajorStation, Kerava railway station]
-
A.
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.
-
B.
Lahti railway station
Lahti railway station is a major rail hub in the city of Lahti, Finland, serving as an important stop for both long-distance and commuter trains.
-
C.
Kauniainen railway station
Kauniainen railway station is a commuter rail stop in the town of Kauniainen, Finland, serving as a local transit hub on the Helsinki metropolitan rail network.
-
D.
Kivenlahti station
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
-
E.
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.
- 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: Kerava railway station Triple: [Helsinki–Riihimäki railway, hasMajorStation, Kerava railway station]
Generated description
Kerava railway station is a key commuter and intercity rail hub in the city of Kerava, Finland, connecting local and long-distance services on the main line north of Helsinki.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kerava railway station Target entity description: Kerava railway station is a key commuter and intercity rail hub in the city of Kerava, Finland, connecting local and long-distance services on the main line north of Helsinki.
-
A.
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.
-
B.
Lahti railway station
Lahti railway station is a major rail hub in the city of Lahti, Finland, serving as an important stop for both long-distance and commuter trains.
-
C.
Kauniainen railway station
Kauniainen railway station is a commuter rail stop in the town of Kauniainen, Finland, serving as a local transit hub on the Helsinki metropolitan rail network.
-
D.
Kivenlahti station
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
-
E.
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.
- 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_69d6aacbe18081909e5fadb50082dd96 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7ea42fe608190b9c71dd63f8780f3 |
completed | April 9, 2026, 6:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e58bb3bd648190affa7ee85027c958 |
completed | April 20, 2026, 2:13 a.m. |
| NEDg | Description generation | batch_69e59323c5948190bc2c9512f7b0a54f |
completed | April 20, 2026, 2:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e599c53704819097c0fdbbfbbb1e87 |
completed | April 20, 2026, 3:13 a.m. |
Created at: April 8, 2026, 9:33 p.m.