Triple

T21489783
Position Surface form Disambiguated ID Type / Status
Subject Five Points E530205 entity
Predicate historicallyServedBy P19592 FINISHED
Object Denver streetcar system
The Denver streetcar system was an early 20th-century electric urban transit network that once formed the backbone of public transportation across Denver’s neighborhoods.
 E1487479 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: Denver streetcar system | Statement: [Five Points, historicallyServedBy, Denver streetcar system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Denver streetcar system
Context triple: [Five Points, historicallyServedBy, Denver streetcar system]
  • A. Dallas Streetcar
    Dallas Streetcar is a modern, free-to-ride streetcar line in Dallas, Texas, providing light rail-style transit between downtown and the Oak Cliff area.
  • B. Seattle Streetcar
    The Seattle Streetcar is a modern electric streetcar system providing urban transit service along key corridors in Seattle, Washington.
  • C. CityLYNX Gold Line streetcar
    The CityLYNX Gold Line streetcar is a modern streetcar service in Charlotte, North Carolina, providing east–west transit through Uptown and nearby neighborhoods.
  • D. DC Streetcar
    DC Streetcar is a modern streetcar transit system in Washington, D.C. that provides light-rail-style service along key corridors in the city.
  • E. DC Circulator bus system
    The DC Circulator bus system is a public transit network in Washington, D.C. that provides frequent, low-cost bus service along key routes connecting major neighborhoods and activity centers.
  • 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: Denver streetcar system
Triple: [Five Points, historicallyServedBy, Denver streetcar system]
Generated description
The Denver streetcar system was an early 20th-century electric urban transit network that once formed the backbone of public transportation across Denver’s neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Denver streetcar system
Target entity description: The Denver streetcar system was an early 20th-century electric urban transit network that once formed the backbone of public transportation across Denver’s neighborhoods.
  • A. Dallas Streetcar
    Dallas Streetcar is a modern, free-to-ride streetcar line in Dallas, Texas, providing light rail-style transit between downtown and the Oak Cliff area.
  • B. Seattle Streetcar
    The Seattle Streetcar is a modern electric streetcar system providing urban transit service along key corridors in Seattle, Washington.
  • C. CityLYNX Gold Line streetcar
    The CityLYNX Gold Line streetcar is a modern streetcar service in Charlotte, North Carolina, providing east–west transit through Uptown and nearby neighborhoods.
  • D. DC Streetcar
    DC Streetcar is a modern streetcar transit system in Washington, D.C. that provides light-rail-style service along key corridors in the city.
  • E. DC Circulator bus system
    The DC Circulator bus system is a public transit network in Washington, D.C. that provides frequent, low-cost bus service along key routes connecting major neighborhoods and activity centers.
  • 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_69e0c45acc3881908e38d3f28964152b completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69e9ea39e73081908e8d14118f9d1e03 completed April 23, 2026, 9:45 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09e135d8988190aeacd46b575fef07 completed May 17, 2026, 3:39 p.m.
NEDg Description generation batch_6a09e1b800188190ba1e667a7c2f1c4e completed May 17, 2026, 3:41 p.m.
NED2 Entity disambiguation (via description) batch_6a09e22dcac081909a02bbb3f74f42a9 completed May 17, 2026, 3:43 p.m.
Created at: April 16, 2026, 6:22 p.m.