Triple

T21881946
Position Surface form Disambiguated ID Type / Status
Subject Abrantes railway station E540307 entity
Predicate railwayLine P848 FINISHED
Object Eastern line
The Eastern line is a major Portuguese railway route that connects Lisbon to the eastern regions of the country and toward the Spanish border.
E1506339 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: Eastern line | Statement: [Abrantes railway station, railwayLine, Eastern line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Eastern line
Context triple: [Abrantes railway station, railwayLine, Eastern line]
  • A. Eastern Line
    The Eastern Line is a suburban rail service in Auckland, New Zealand, running between the city centre and eastern suburbs as part of the Auckland rail network.
  • B. Eastern Line
    The Eastern Line is a major railway corridor in Taiwan that runs along the island’s less urbanized east coast, connecting key cities and towns and supporting both passenger and freight transport.
  • C. Coastal Line
    Coastal Line is a major Sri Lankan railway route running along the island’s western and southern coasts, linking Colombo with key coastal towns and cities.
  • D. Ou Main Line
    The Ōu Main Line is a major Japanese railway route in the Tōhoku region that runs roughly north–south through Honshu, connecting key cities including Aomori.
  • E. Suburban Line
    The Suburban Line is a commuter rail service of the Beijing Subway system that connects the city center with outlying suburban districts.
  • 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: Eastern line
Triple: [Abrantes railway station, railwayLine, Eastern line]
Generated description
The Eastern line is a major Portuguese railway route that connects Lisbon to the eastern regions of the country and toward the Spanish border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Eastern line
Target entity description: The Eastern line is a major Portuguese railway route that connects Lisbon to the eastern regions of the country and toward the Spanish border.
  • A. Eastern Line
    The Eastern Line is a major railway corridor in Taiwan that runs along the island’s less urbanized east coast, connecting key cities and towns and supporting both passenger and freight transport.
  • B. Eastern Line
    The Eastern Line is a suburban rail service in Auckland, New Zealand, running between the city centre and eastern suburbs as part of the Auckland rail network.
  • C. Coastal Line
    Coastal Line is a major Sri Lankan railway route running along the island’s western and southern coasts, linking Colombo with key coastal towns and cities.
  • D. Ou Main Line
    The Ōu Main Line is a major Japanese railway route in the Tōhoku region that runs roughly north–south through Honshu, connecting key cities including Aomori.
  • E. Suburban Line
    The Suburban Line is a commuter rail service of the Beijing Subway system that connects the city center with outlying suburban districts.
  • 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_69e0c479a98081908ce333853fdd4348 completed April 16, 2026, 11:14 a.m.
NER Named-entity recognition batch_69f118e890088190aa3023c78a99a536 completed April 28, 2026, 8:30 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a52a5d32881908e71863ea01e2bae completed May 17, 2026, 11:43 p.m.
NEDg Description generation batch_6a0a5364e5e88190b6556220f0751784 completed May 17, 2026, 11:46 p.m.
NED2 Entity disambiguation (via description) batch_6a0a544a2ff08190b992a644f32c4d58 completed May 17, 2026, 11:50 p.m.
Created at: April 16, 2026, 7:04 p.m.