Triple

T15532476
Position Surface form Disambiguated ID Type / Status
Subject Green Line at Clark/Lake E370253 entity
Predicate fareControlConnection P8430 FINISHED
Object Clark/Lake subway station
Clark/Lake subway station is a major multi-level Chicago 'L' transit hub in the Loop, serving several lines and providing extensive connections between elevated and subway services.
 E1164010 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: Clark/Lake subway station | Statement: [Green Line at Clark/Lake, fareControlConnection, Clark/Lake subway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Clark/Lake subway station
Context triple: [Green Line at Clark/Lake, fareControlConnection, Clark/Lake subway station]
  • A. Cowan Road subway station
    Cowan Road subway station is a planned or lesser-known station associated with the Glasgow Subway urban rail network in Glasgow, Scotland.
  • B. Forest Park North subway station
    Forest Park North subway station is a Beijing Subway stop serving as a key access point to the Olympic Forest Park area.
  • C. Clinton–Washington Avenues subway station
    Clinton–Washington Avenues subway station is a New York City Subway station in Brooklyn serving the G train along Lafayette Avenue.
  • D. Lawrence subway station
    Lawrence subway station is a Toronto Transit Commission subway station on Line 1 Yonge–University located in Midtown Toronto, Canada.
  • E. St. Clair subway station
    St. Clair subway station is a Toronto Transit Commission rapid transit station on Line 1 Yonge–University, serving the midtown Yonge and St. Clair neighbourhood.
  • 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: Clark/Lake subway station
Triple: [Green Line at Clark/Lake, fareControlConnection, Clark/Lake subway station]
Generated description
Clark/Lake subway station is a major multi-level Chicago 'L' transit hub in the Loop, serving several lines and providing extensive connections between elevated and subway services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Clark/Lake subway station
Target entity description: Clark/Lake subway station is a major multi-level Chicago 'L' transit hub in the Loop, serving several lines and providing extensive connections between elevated and subway services.
  • A. Cowan Road subway station
    Cowan Road subway station is a planned or lesser-known station associated with the Glasgow Subway urban rail network in Glasgow, Scotland.
  • B. Forest Park North subway station
    Forest Park North subway station is a Beijing Subway stop serving as a key access point to the Olympic Forest Park area.
  • C. Clinton–Washington Avenues subway station
    Clinton–Washington Avenues subway station is a New York City Subway station in Brooklyn serving the G train along Lafayette Avenue.
  • D. Lawrence subway station
    Lawrence subway station is a Toronto Transit Commission subway station on Line 1 Yonge–University located in Midtown Toronto, Canada.
  • E. St. Clair subway station
    St. Clair subway station is a Toronto Transit Commission rapid transit station on Line 1 Yonge–University, serving the midtown Yonge and St. Clair neighbourhood.
  • 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_69d85cc521a08190921fb50319dddc34 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e0414877d88190804ee76566004e13 completed April 16, 2026, 1:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff45549e4881908ab0769e49ba5dc4 completed May 9, 2026, 2:31 p.m.
NEDg Description generation batch_69ff470492f48190852ede832157ed10 completed May 9, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69ff47e5647c81909b785a1212c4bc50 completed May 9, 2026, 2:42 p.m.
Created at: April 10, 2026, 4:06 a.m.