Triple

T9202672
Position Surface form Disambiguated ID Type / Status
Subject City of Colton E220884 entity
Predicate hasRailStation P726 FINISHED
Object Colton Metrolink station
Colton Metrolink station is a commuter rail station in Colton, California, served by Metrolink trains in Southern California’s Inland Empire region.
 E783362 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: Colton Metrolink station | Statement: [City of Colton, hasRailStation, Colton Metrolink station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Colton Metrolink station
Context triple: [City of Colton, hasRailStation, Colton Metrolink station]
  • A. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • B. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • C. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino Line.
  • D. Metrolink Orange station
    Metrolink Orange station is a commuter rail station in Orange, California, serving as a stop on the Metrolink network for regional passenger service.
  • E. San Bernardino–Downtown station
    San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
  • 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: Colton Metrolink station
Triple: [City of Colton, hasRailStation, Colton Metrolink station]
Generated description
Colton Metrolink station is a commuter rail station in Colton, California, served by Metrolink trains in Southern California’s Inland Empire region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Colton Metrolink station
Target entity description: Colton Metrolink station is a commuter rail station in Colton, California, served by Metrolink trains in Southern California’s Inland Empire region.
  • A. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • B. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino Line.
  • C. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • D. Metrolink Orange station
    Metrolink Orange station is a commuter rail station in Orange, California, serving as a stop on the Metrolink network for regional passenger service.
  • E. San Bernardino–Downtown station
    San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
  • 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_69ca83e8e9248190862cf3e41693b310 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccd943cfb0819082231d80f0dc073b completed April 1, 2026, 8:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69d05c4953588190aa842de269eee56c completed April 4, 2026, 12:33 a.m.
NEDg Description generation batch_69d05d138c288190a0eab9be6bd649c0 completed April 4, 2026, 12:36 a.m.
NED2 Entity disambiguation (via description) batch_69d05df1a0888190a2bdc48a159b865e completed April 4, 2026, 12:40 a.m.
Created at: March 30, 2026, 7:26 p.m.