Triple

T8726152
Position Surface form Disambiguated ID Type / Status
Subject Lahti E207135 entity
Predicate transportConnection P1298 FINISHED
Object 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.
E757152 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: Lahti railway station | Statement: [Lahti, transportConnection, Lahti railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lahti railway station
Context triple: [Lahti, transportConnection, Lahti 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. Lappeenranta railway station
    Lappeenranta railway station is the main passenger rail hub serving the city of Lappeenranta in southeastern Finland, providing regional and long-distance train connections.
  • C. 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.
  • D. Kivenlahti station
    Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
  • E. Hämeenlinna railway station
    Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
  • 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: Lahti railway station
Triple: [Lahti, transportConnection, Lahti railway station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lahti railway station
Target entity description: 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.
  • 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. Lappeenranta railway station
    Lappeenranta railway station is the main passenger rail hub serving the city of Lappeenranta in southeastern Finland, providing regional and long-distance train connections.
  • C. 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.
  • D. Kivenlahti station
    Kivenlahti station is a western endpoint of the Helsinki Metro system serving the Kivenlahti district in Espoo, Finland.
  • E. Hämeenlinna railway station
    Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
  • 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_69ca835811d8819081ea00fd2a2c9a1c completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc5d158b0481908249610458f97306 completed March 31, 2026, 11:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf5174db7881908597d5dc472adde9 completed April 3, 2026, 5:34 a.m.
NEDg Description generation batch_69cf53e98a0081909055aacdb0549824 completed April 3, 2026, 5:45 a.m.
NED2 Entity disambiguation (via description) batch_69cf54de42a08190b1ccef9be3220c9e completed April 3, 2026, 5:49 a.m.
Created at: March 30, 2026, 6:36 p.m.