Triple

T22216803
Position Surface form Disambiguated ID Type / Status
Subject UP-NW E549093 entity
Predicate agencyStyleAbbreviation P21982 FINISHED
Object UP-NW Line
The UP-NW Line is a Metra commuter rail route in the Chicago metropolitan area running northwest from downtown Chicago toward its suburban termini.
E1526358 NE FINISHED

How this triple was built (5 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: UP-NW Line | Statement: [UP-NW, agencyStyleAbbreviation, UP-NW Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: UP-NW Line
Context triple: [UP-NW, agencyStyleAbbreviation, UP-NW Line]
  • A. Southern Line
    The Southern Line is a key suburban rail route in Auckland, New Zealand, connecting central Auckland with southern suburbs and towns.
  • B. Senseki Line
    The Senseki Line is a Japanese railway line in Miyagi Prefecture operated by JR East, connecting Sendai with coastal communities including the city of Ishinomaki.
  • C. Tua Line
    Tua Line is a scenic narrow-gauge railway in northeastern Portugal, known for running along the Tua River through rugged, picturesque landscapes.
  • D. Northwest–East Line
    The Northwest–East Line is the primary rapid transit route of Baltimore's Metro SubwayLink system, running across the city from the northwest suburbs toward the eastern side.
  • E. Varsity Line
    Varsity Line was a former railway route in England that connected the university cities of Oxford and Cambridge.
  • 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: UP-NW Line
Triple: [UP-NW, agencyStyleAbbreviation, UP-NW Line]
Generated description
The UP-NW Line is a Metra commuter rail route in the Chicago metropolitan area running northwest from downtown Chicago toward its suburban termini.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: UP-NW Line
Target entity description: The UP-NW Line is a Metra commuter rail route in the Chicago metropolitan area running northwest from downtown Chicago toward its suburban termini.
  • A. Southern Line
    The Southern Line is a key suburban rail route in Auckland, New Zealand, connecting central Auckland with southern suburbs and towns.
  • B. Senseki Line
    The Senseki Line is a Japanese railway line in Miyagi Prefecture operated by JR East, connecting Sendai with coastal communities including the city of Ishinomaki.
  • C. Tua Line
    Tua Line is a scenic narrow-gauge railway in northeastern Portugal, known for running along the Tua River through rugged, picturesque landscapes.
  • D. Northwest–East Line
    The Northwest–East Line is the primary rapid transit route of Baltimore's Metro SubwayLink system, running across the city from the northwest suburbs toward the eastern side.
  • E. Varsity Line
    Varsity Line was a former railway route in England that connected the university cities of Oxford and Cambridge.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: agencyStyleAbbreviation
Context triple: [UP-NW, agencyStyleAbbreviation, UP-NW Line]
  • A. abbreviationStyle
    Indicates the specific way in which something is abbreviated, such as the format, punctuation, or capitalization used in its shortened form.
  • B. brandAbbreviation
    Indicates that one brand name is an abbreviation or shortened form of another brand name.
  • C. ownerAbbreviation
    Indicates that one entity is an abbreviated or shortened form of the name or designation of another entity that owns or is primarily associated with it.
  • D. manufacturerAbbreviation
    Indicates that one entity is an abbreviated or shortened form of the manufacturer's name for another entity.
  • E. institutionAbbreviation chosen
    Indicates that one term is an official abbreviation or shortened form of the name of an institution.
  • F. None of above.

Provenance (6 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_69e11e3f7e04819089806d81d5ac431e completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b8c9d488190a59f571862997304 completed April 28, 2026, 9:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0aae692a108190ad7156d9b3c72901 completed May 18, 2026, 6:15 a.m.
NEDg Description generation batch_6a0ab28bc764819083ba5f419d288eab completed May 18, 2026, 6:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0ab32113748190bfd86bcffcf06b76 completed May 18, 2026, 6:35 a.m.
PD Predicate disambiguation batch_69e71b4dcc408190a30429fb08fcf39e completed April 21, 2026, 6:38 a.m.
Created at: April 16, 2026, 8:37 p.m.