Triple

T20463729
Position Surface form Disambiguated ID Type / Status
Subject Nõmme Railway Station E501994 entity
Predicate partOfNetwork P840 FINISHED
Object Tallinn commuter rail network
The Tallinn commuter rail network is a suburban rail system serving the Estonian capital and its surrounding areas, providing frequent passenger connections between central Tallinn and outlying districts and towns.
 E1433269 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: Tallinn commuter rail network | Statement: [Nõmme Railway Station, partOfNetwork, Tallinn commuter rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tallinn commuter rail network
Context triple: [Nõmme Railway Station, partOfNetwork, Tallinn commuter rail network]
  • A. Tallinn tram network
    The Tallinn tram network is the electric tramway system serving Estonia’s capital city, forming a key part of its public transport infrastructure.
  • B. Tallinn trolleybus network
    The Tallinn trolleybus network is an electric public transport system in Estonia’s capital, operating multiple trolleybus routes that connect various districts, including residential areas like Õismäe, with the city center.
  • C. Tallinn–Tartu railway
    The Tallinn–Tartu railway is a major rail line in Estonia connecting the capital city Tallinn with the university city of Tartu, serving as one of the country's primary passenger and freight corridors.
  • D. Helsinki commuter rail
    Helsinki commuter rail is a suburban rail network serving the Greater Helsinki area in Finland, connecting the city with its surrounding municipalities through frequent, high-capacity train services.
  • E. Tallinn railway station vicinity
    Tallinn railway station vicinity is the central area around Tallinn’s main train station, serving as a key transport hub and urban gateway in the Kesklinn district.
  • 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: Tallinn commuter rail network
Triple: [Nõmme Railway Station, partOfNetwork, Tallinn commuter rail network]
Generated description
The Tallinn commuter rail network is a suburban rail system serving the Estonian capital and its surrounding areas, providing frequent passenger connections between central Tallinn and outlying districts and towns.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tallinn commuter rail network
Target entity description: The Tallinn commuter rail network is a suburban rail system serving the Estonian capital and its surrounding areas, providing frequent passenger connections between central Tallinn and outlying districts and towns.
  • A. Tallinn tram network
    The Tallinn tram network is the electric tramway system serving Estonia’s capital city, forming a key part of its public transport infrastructure.
  • B. Tallinn trolleybus network
    The Tallinn trolleybus network is an electric public transport system in Estonia’s capital, operating multiple trolleybus routes that connect various districts, including residential areas like Õismäe, with the city center.
  • C. Tallinn–Tartu railway
    The Tallinn–Tartu railway is a major rail line in Estonia connecting the capital city Tallinn with the university city of Tartu, serving as one of the country's primary passenger and freight corridors.
  • D. Helsinki commuter rail
    Helsinki commuter rail is a suburban rail network serving the Greater Helsinki area in Finland, connecting the city with its surrounding municipalities through frequent, high-capacity train services.
  • E. Tallinn railway station vicinity
    Tallinn railway station vicinity is the central area around Tallinn’s main train station, serving as a key transport hub and urban gateway in the Kesklinn district.
  • 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_69e0b4ad4940819098cf2ff6413574e5 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e696a88374819087e7b97c83074d2c completed April 20, 2026, 9:12 p.m.
NED1 Entity disambiguation (via context triple) batch_6a088b16be8081909bcce2bbe7510871 completed May 16, 2026, 3:19 p.m.
NEDg Description generation batch_6a088c75b09081908a35bc7a9b6a45ce completed May 16, 2026, 3:25 p.m.
NED2 Entity disambiguation (via description) batch_6a088d8c3ab08190a399dba52e3c99f5 completed May 16, 2026, 3:30 p.m.
Created at: April 16, 2026, 11:33 a.m.