Triple

T3478606
Position Surface form Disambiguated ID Type / Status
Subject Yotsubashi Line E73434 entity
Predicate hasAbbreviation P43 FINISHED
Object Y Line
Y Line is the common abbreviation for the Osaka Metro Yotsubashi Line, a rapid transit line serving central Osaka, Japan.
E360583 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: Y Line | Statement: [Yotsubashi Line, hasAbbreviation, Y Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Y Line
Context triple: [Yotsubashi Line, hasAbbreviation, Y Line]
  • A. H line
    The H line is a route within Copenhagen’s S-train suburban rail network, serving as one of the system’s regular commuter lines.
  • B. D Line
    The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, serving key neighborhoods between downtown Los Angeles and the city’s west side.
  • C. G line
    The G line is a New York City Subway service that runs entirely in Brooklyn and Queens, connecting neighborhoods such as Park Slope without entering Manhattan.
  • D. C Line
    The C Line is a light rail route in the Los Angeles Metro Rail system that runs primarily along the I-105 freeway corridor, connecting coastal and inland communities in the South Bay region.
  • E. Gold Line
    The Gold Line is a light rail service in the Sacramento area that connects key suburbs and destinations to the city’s downtown transit network.
  • 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: Y Line
Triple: [Yotsubashi Line, hasAbbreviation, Y Line]
Generated description
Y Line is the common abbreviation for the Osaka Metro Yotsubashi Line, a rapid transit line serving central Osaka, Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Y Line
Target entity description: Y Line is the common abbreviation for the Osaka Metro Yotsubashi Line, a rapid transit line serving central Osaka, Japan.
  • A. H line
    The H line is a route within Copenhagen’s S-train suburban rail network, serving as one of the system’s regular commuter lines.
  • B. D Line
    The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, serving key neighborhoods between downtown Los Angeles and the city’s west side.
  • C. G line
    The G line is a New York City Subway service that runs entirely in Brooklyn and Queens, connecting neighborhoods such as Park Slope without entering Manhattan.
  • D. C Line
    The C Line is a light rail route in the Los Angeles Metro Rail system that runs primarily along the I-105 freeway corridor, connecting coastal and inland communities in the South Bay region.
  • E. Gold Line
    The Gold Line is a light rail service in the Sacramento area that connects key suburbs and destinations to the city’s downtown transit network.
  • 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_69ad85b3c9b08190857cae74c7f36da9 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adbb5ca73c81908256e3339a3a6f9f completed March 8, 2026, 6:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3681b30b48190918d2821a8383229 completed March 13, 2026, 1:27 a.m.
NEDg Description generation batch_69b368b597bc8190a51aba91164a8db8 completed March 13, 2026, 1:30 a.m.
NED2 Entity disambiguation (via description) batch_69b3696c41808190a30cb55b698da47b completed March 13, 2026, 1:33 a.m.
Created at: March 8, 2026, 3:17 p.m.