Triple

T4098520
Position Surface form Disambiguated ID Type / Status
Subject Helsinki Metro E87880 entity
Predicate terminus P388 FINISHED
Object Kivenlahti station
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
E415402 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: Kivenlahti station | Statement: [Helsinki Metro, terminus, Kivenlahti station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kivenlahti station
Context triple: [Helsinki Metro, terminus, Kivenlahti station]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Syosset station
    Syosset station is a Long Island Rail Road commuter rail stop serving the community of Syosset in Nassau County, New York.
  • 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: Kivenlahti station
Triple: [Helsinki Metro, terminus, Kivenlahti station]
Generated description
Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kivenlahti station
Target entity description: Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Syosset station
    Syosset station is a Long Island Rail Road commuter rail stop serving the community of Syosset in Nassau County, New York.
  • 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_69b576a1a0408190aa4683a0904790aa completed March 14, 2026, 2:54 p.m.
NEDg Description generation batch_69b576fb7fa08190ada0dff7aa581665 completed March 14, 2026, 2:55 p.m.
NED2 Entity disambiguation (via description) batch_69b5778dcdc08190aee087f6d54992dc completed March 14, 2026, 2:58 p.m.
Created at: March 9, 2026, 3:40 p.m.