Triple
T4098519
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Helsinki Metro |
E87880
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
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.
|
E412712
|
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: Matinkylä station | Statement: [Helsinki Metro, terminus, Matinkylä station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Matinkylä station Context triple: [Helsinki Metro, terminus, Matinkylä station]
-
A.
Ainola railway station
Ainola railway station is a commuter rail stop in Järvenpää, Finland, serving the Helsinki metropolitan area's rail network and providing access to the nearby Ainola, the home of composer Jean Sibelius.
-
B.
Järvenpää railway station
Järvenpää railway station is a commuter and regional rail stop in the town of Järvenpää, Finland, serving as a key node on the main line north of Helsinki.
-
C.
Syosset station
Syosset station is a Long Island Rail Road commuter rail stop serving the community of Syosset in Nassau County, New York.
-
D.
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.
-
E.
Santolan station
Santolan station is an elevated terminal station of Manila's LRT Line 2 serving commuters in the eastern part of Metro Manila, Philippines.
- 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: Matinkylä station Triple: [Helsinki Metro, terminus, Matinkylä station]
Generated description
Matinkylä station is a metro station in the Espoo district of Matinkylä that serves as a key western endpoint of the Helsinki Metro system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Matinkylä station Target entity description: Matinkylä station is a metro station in the Espoo district of Matinkylä that serves as a key western endpoint of the Helsinki Metro system.
-
A.
Ainola railway station
Ainola railway station is a commuter rail stop in Järvenpää, Finland, serving the Helsinki metropolitan area's rail network and providing access to the nearby Ainola, the home of composer Jean Sibelius.
-
B.
Järvenpää railway station
Järvenpää railway station is a commuter and regional rail stop in the town of Järvenpää, Finland, serving as a key node on the main line north of Helsinki.
-
C.
Syosset station
Syosset station is a Long Island Rail Road commuter rail stop serving the community of Syosset in Nassau County, New York.
-
D.
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.
-
E.
Santolan station
Santolan station is an elevated terminal station of Manila's LRT Line 2 serving commuters in the eastern part of Metro Manila, Philippines.
- 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_69b56b725788819091c6aaeccfb86964 |
completed | March 14, 2026, 2:06 p.m. |
| NEDg | Description generation | batch_69b56c5bb12881908cf2c74d68ecd5b6 |
completed | March 14, 2026, 2:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b56cc5c704819083dac59bf7b3cb83 |
completed | March 14, 2026, 2:12 p.m. |
Created at: March 9, 2026, 3:40 p.m.