Triple

T15815227
Position Surface form Disambiguated ID Type / Status
Subject South Florida Regional Transportation Authority E383456 entity
Predicate owns P347 FINISHED
Object Tri-Rail rolling stock
Tri-Rail rolling stock consists of the passenger railcars and locomotives used to operate South Florida’s Tri-Rail commuter rail service.
E1178341 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: Tri-Rail rolling stock | Statement: [South Florida Regional Transportation Authority, owns, Tri-Rail rolling stock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tri-Rail rolling stock
Context triple: [South Florida Regional Transportation Authority, owns, Tri-Rail rolling stock]
  • A. CTA 5000-series railcars
    The CTA 5000-series railcars are a modern generation of Chicago "L" rapid transit cars featuring improved accessibility, digital signage, and enhanced passenger comfort and safety systems.
  • B. CTA 3200-series railcars
    The CTA 3200-series railcars are a fleet of Chicago "L" rapid transit cars introduced in the early 1990s, known for serving lines such as the Orange Line with modernized features compared to earlier series.
  • C. ExpressRail system
    The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
  • D. RTA light rail vehicles
    RTA light rail vehicles are electric passenger trains operated by Cleveland's Regional Transit Authority for its light rail services, including the Waterfront Line.
  • E. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • 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: Tri-Rail rolling stock
Triple: [South Florida Regional Transportation Authority, owns, Tri-Rail rolling stock]
Generated description
Tri-Rail rolling stock consists of the passenger railcars and locomotives used to operate South Florida’s Tri-Rail commuter rail service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tri-Rail rolling stock
Target entity description: Tri-Rail rolling stock consists of the passenger railcars and locomotives used to operate South Florida’s Tri-Rail commuter rail service.
  • A. CTA 5000-series railcars
    The CTA 5000-series railcars are a modern generation of Chicago "L" rapid transit cars featuring improved accessibility, digital signage, and enhanced passenger comfort and safety systems.
  • B. CTA 3200-series railcars
    The CTA 3200-series railcars are a fleet of Chicago "L" rapid transit cars introduced in the early 1990s, known for serving lines such as the Orange Line with modernized features compared to earlier series.
  • C. ExpressRail system
    The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
  • D. RTA light rail vehicles
    RTA light rail vehicles are electric passenger trains operated by Cleveland's Regional Transit Authority for its light rail services, including the Waterfront Line.
  • E. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • 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_69d86da2858c819090cc8481e7207b6e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e0c4a219508190b8588120ec415ac7 completed April 16, 2026, 11:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff99959f048190ae24a072387ec233 completed May 9, 2026, 8:31 p.m.
NEDg Description generation batch_69ff9ad6b29081909ff2abb2c4d866a4 completed May 9, 2026, 8:36 p.m.
NED2 Entity disambiguation (via description) batch_69ff9b443280819088dbf18f7c57406b completed May 9, 2026, 8:38 p.m.
Created at: April 10, 2026, 4:49 a.m.