Triple

T1699326
Position Surface form Disambiguated ID Type / Status
Subject Buenos Aires Underground E36731 entity
Predicate connectsWith P37 FINISHED
Object Mitre Line
The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
E191070 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: Mitre Line | Statement: [Buenos Aires Underground, connectsWith, Mitre Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mitre Line
Context triple: [Buenos Aires Underground, connectsWith, Mitre Line]
  • A. Bridge Line
    Bridge Line was a former rapid transit service in the Philadelphia–Camden area that operated across the Benjamin Franklin Bridge before being replaced and expanded by the PATCO Speedline.
  • B. Powell–Mason line
    The Powell–Mason line is one of San Francisco’s historic cable car routes, running between downtown and the Fisherman’s Wharf area and serving as both public transit and a popular tourist attraction.
  • C. Needham Line
    The Needham Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, terminating in the town of Needham.
  • D. Buxton line
    The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
  • E. Argyle Line
    The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
  • 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: Mitre Line
Triple: [Buenos Aires Underground, connectsWith, Mitre Line]
Generated description
The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mitre Line
Target entity description: The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
  • A. Bridge Line
    Bridge Line was a former rapid transit service in the Philadelphia–Camden area that operated across the Benjamin Franklin Bridge before being replaced and expanded by the PATCO Speedline.
  • B. Powell–Mason line
    The Powell–Mason line is one of San Francisco’s historic cable car routes, running between downtown and the Fisherman’s Wharf area and serving as both public transit and a popular tourist attraction.
  • C. Needham Line
    The Needham Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, terminating in the town of Needham.
  • D. Buxton line
    The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
  • E. Argyle Line
    The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
  • 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_69a886163dec8190859c514232a37a05 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa62d3c57c81908887844e885062e3 completed March 6, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad799d59a48190b1efb101c2a67e4f completed March 8, 2026, 1:29 p.m.
NEDg Description generation batch_69ad7a1223fc8190b7d62217c17f7517 completed March 8, 2026, 1:30 p.m.
NED2 Entity disambiguation (via description) batch_69ad7b0787c88190a59a815fa808ac6b completed March 8, 2026, 1:35 p.m.
Created at: March 4, 2026, 7:30 p.m.