Triple

T6045024
Position Surface form Disambiguated ID Type / Status
Subject METRORail Red Line E134644 entity
Predicate hasStation P35 FINISHED
Object UH–Downtown station
UH–Downtown station is a light rail stop in Houston, Texas, serving the University of Houston–Downtown area as part of the city’s METRORail system.
E564332 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: UH–Downtown station | Statement: [METRORail Red Line, hasStation, UH–Downtown station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: UH–Downtown station
Context triple: [METRORail Red Line, hasStation, UH–Downtown station]
  • A. University Station
    University Station is a light rail transit stop on Edmonton's LRT network serving the University of Alberta area.
  • B. Aloha Stadium rail station
    Aloha Stadium rail station is a Honolulu rail transit stop serving the Aloha Stadium area and surrounding Halawa community on Oʻahu, Hawaiʻi.
  • C. University City Boulevard station
    University City Boulevard station is a light rail stop on Charlotte's LYNX Blue Line serving the University City area near the University of North Carolina at Charlotte.
  • D. University City station
    University City station is a SEPTA regional rail stop in Philadelphia serving the University City district and nearby academic and medical institutions.
  • E. Howard station
    Howard station is a major Chicago Transit Authority rail terminal on the city's North Side that serves as a key hub for the Red, Purple, and Yellow Lines.
  • 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: UH–Downtown station
Triple: [METRORail Red Line, hasStation, UH–Downtown station]
Generated description
UH–Downtown station is a light rail stop in Houston, Texas, serving the University of Houston–Downtown area as part of the city’s METRORail system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: UH–Downtown station
Target entity description: UH–Downtown station is a light rail stop in Houston, Texas, serving the University of Houston–Downtown area as part of the city’s METRORail system.
  • A. University Station
    University Station is a light rail transit stop on Edmonton's LRT network serving the University of Alberta area.
  • B. Aloha Stadium rail station
    Aloha Stadium rail station is a Honolulu rail transit stop serving the Aloha Stadium area and surrounding Halawa community on Oʻahu, Hawaiʻi.
  • C. University City Boulevard station
    University City Boulevard station is a light rail stop on Charlotte's LYNX Blue Line serving the University City area near the University of North Carolina at Charlotte.
  • D. University City station
    University City station is a SEPTA regional rail stop in Philadelphia serving the University City district and nearby academic and medical institutions.
  • E. Howard station
    Howard station is a major Chicago Transit Authority rail terminal on the city's North Side that serves as a key hub for the Red, Purple, and Yellow Lines.
  • 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_69c00876a69881908088a2626d3b2666 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c056e41f98819089c205ba6138faf0 completed March 22, 2026, 8:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1139f53d881908f2aa8211fc7539f completed March 23, 2026, 10:19 a.m.
NEDg Description generation batch_69c1153b6ce8819090a13d349ccd2d6c completed March 23, 2026, 10:26 a.m.
NED2 Entity disambiguation (via description) batch_69c115acfe748190b91c88df81c2e1c2 completed March 23, 2026, 10:27 a.m.
Created at: March 22, 2026, 4:09 p.m.