Triple

T11359880
Position Surface form Disambiguated ID Type / Status
Subject Helsinki–Riihimäki railway E269056 entity
Predicate hasService P182 FINISHED
Object Helsinki commuter rail line D (peak hours)
Helsinki commuter rail line D is a peak-hours suburban train service in the Helsinki region that operates on the Helsinki–Riihimäki railway corridor.
 E920990 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: Helsinki commuter rail line D (peak hours) | Statement: [Helsinki–Riihimäki railway, hasService, Helsinki commuter rail line D (peak hours)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Helsinki commuter rail line D (peak hours)
Context triple: [Helsinki–Riihimäki railway, hasService, Helsinki commuter rail line D (peak hours)]
  • A. Helsinki Metro
    The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
  • B. Helsinki tram network
    The Helsinki tram network is an extensive urban light rail system that serves as a primary mode of public transportation within Finland’s capital city.
  • C. Helsinki–Lahti line
    The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
  • D. Helsinki public transport network
    The Helsinki public transport network is an integrated system of metro, trams, buses, commuter trains, and ferries that provides comprehensive urban and regional mobility in the Helsinki metropolitan area.
  • E. Stockholm commuter rail
    Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
  • 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: Helsinki commuter rail line D (peak hours)
Triple: [Helsinki–Riihimäki railway, hasService, Helsinki commuter rail line D (peak hours)]
Generated description
Helsinki commuter rail line D is a peak-hours suburban train service in the Helsinki region that operates on the Helsinki–Riihimäki railway corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Helsinki commuter rail line D (peak hours)
Target entity description: Helsinki commuter rail line D is a peak-hours suburban train service in the Helsinki region that operates on the Helsinki–Riihimäki railway corridor.
  • A. Helsinki Metro
    The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
  • B. Helsinki tram network
    The Helsinki tram network is an extensive urban light rail system that serves as a primary mode of public transportation within Finland’s capital city.
  • C. Helsinki–Lahti line
    The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
  • D. Helsinki public transport network
    The Helsinki public transport network is an integrated system of metro, trams, buses, commuter trains, and ferries that provides comprehensive urban and regional mobility in the Helsinki metropolitan area.
  • E. Stockholm commuter rail
    Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
  • 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_69e543bdd6d88190b4f816ffde5179be completed April 19, 2026, 9:06 p.m.
NEDg Description generation batch_69e5474b77948190b2c45831871383e8 completed April 19, 2026, 9:21 p.m.
NED2 Entity disambiguation (via description) batch_69e54efda820819092d6a94fa4fd21f0 completed April 19, 2026, 9:54 p.m.
Created at: April 8, 2026, 9:33 p.m.