Triple

T8508335
Position Surface form Disambiguated ID Type / Status
Subject Arrow (San Bernardino–Redlands) service E201390 entity
Predicate hasStation P35 FINISHED
Object Downtown Redlands station
Downtown Redlands station is a passenger rail stop in Redlands, California, serving as one of the key stations on the Arrow commuter rail line between San Bernardino and Redlands.
 E739504 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: Downtown Redlands station | Statement: [Arrow (San Bernardino–Redlands) service, hasStation, Downtown Redlands station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Downtown Redlands station
Context triple: [Arrow (San Bernardino–Redlands) service, hasStation, Downtown Redlands station]
  • A. 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.
  • B. Fullerton station
    Fullerton station is a major Chicago 'L' transit hub in the Lincoln Park neighborhood, serving multiple CTA lines and providing access to DePaul University and the surrounding area.
  • C. Fullerton station
    Fullerton station is a major intermodal rail hub in Fullerton, California, serving Amtrak, Metrolink commuter trains, and local transit connections.
  • D. Redlands University station
    Redlands University station is a passenger rail station in Redlands, California, serving as the eastern endpoint of the Arrow commuter rail service and providing access to the nearby University of Redlands.
  • E. Riverside–Downtown station
    Riverside–Downtown station is a major intermodal transit hub in Riverside, California, serving multiple Metrolink commuter rail lines and connecting bus services.
  • 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: Downtown Redlands station
Triple: [Arrow (San Bernardino–Redlands) service, hasStation, Downtown Redlands station]
Generated description
Downtown Redlands station is a passenger rail stop in Redlands, California, serving as one of the key stations on the Arrow commuter rail line between San Bernardino and Redlands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Downtown Redlands station
Target entity description: Downtown Redlands station is a passenger rail stop in Redlands, California, serving as one of the key stations on the Arrow commuter rail line between San Bernardino and Redlands.
  • A. 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.
  • B. Fullerton station
    Fullerton station is a major Chicago 'L' transit hub in the Lincoln Park neighborhood, serving multiple CTA lines and providing access to DePaul University and the surrounding area.
  • C. Fullerton station
    Fullerton station is a major intermodal rail hub in Fullerton, California, serving Amtrak, Metrolink commuter trains, and local transit connections.
  • D. Redlands University station
    Redlands University station is a passenger rail station in Redlands, California, serving as the eastern endpoint of the Arrow commuter rail service and providing access to the nearby University of Redlands.
  • E. Riverside–Downtown station
    Riverside–Downtown station is a major intermodal transit hub in Riverside, California, serving multiple Metrolink commuter rail lines and connecting bus services.
  • 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_69ca8320e5748190ac2c585a0bba8193 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe5df74e8819086b1445cc907e371 completed March 31, 2026, 3:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce4e37b0548190908632fd167efac1 completed April 2, 2026, 11:08 a.m.
NEDg Description generation batch_69ce5245c69c8190a2cd9a23954872e5 completed April 2, 2026, 11:25 a.m.
NED2 Entity disambiguation (via description) batch_69ce52d5c264819098e20971a8093acf completed April 2, 2026, 11:28 a.m.
Created at: March 30, 2026, 6:15 p.m.