Triple

T4971734
Position Surface form Disambiguated ID Type / Status
Subject KeyBank Center E111666 entity
Predicate publicTransitAccess P1288 FINISHED
Object Buffalo Metro Rail
Buffalo Metro Rail is the light rail rapid transit system serving the city of Buffalo, New York, and its downtown corridor.
E483755 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: Buffalo Metro Rail | Statement: [KeyBank Center, publicTransitAccess, Buffalo Metro Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Buffalo Metro Rail
Context triple: [KeyBank Center, publicTransitAccess, Buffalo Metro Rail]
  • A. Cleveland RTA Red Line
    The Cleveland RTA Red Line is a heavy rail rapid transit route in Cleveland, Ohio, running between Cleveland Hopkins International Airport and the city’s east side via downtown.
  • B. Hiawatha Line
    The Hiawatha Line, now known as the METRO Blue Line, is a light rail transit route serving the Minneapolis–Saint Paul metropolitan area in Minnesota.
  • C. Newark Light Rail
    Newark Light Rail is a light rail transit system serving the city of Newark, New Jersey, connecting downtown, residential neighborhoods, and key regional transit hubs.
  • D. Independent Subway System (IND)
    The Independent Subway System (IND) was New York City's municipally built and operated subway network, created in the early 20th century to compete with and eventually replace the privately run IRT and BMT lines.
  • E. Länsimetro
    Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
  • 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: Buffalo Metro Rail
Triple: [KeyBank Center, publicTransitAccess, Buffalo Metro Rail]
Generated description
Buffalo Metro Rail is the light rail rapid transit system serving the city of Buffalo, New York, and its downtown corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Buffalo Metro Rail
Target entity description: Buffalo Metro Rail is the light rail rapid transit system serving the city of Buffalo, New York, and its downtown corridor.
  • A. Cleveland RTA Red Line
    The Cleveland RTA Red Line is a heavy rail rapid transit route in Cleveland, Ohio, running between Cleveland Hopkins International Airport and the city’s east side via downtown.
  • B. Hiawatha Line
    The Hiawatha Line, now known as the METRO Blue Line, is a light rail transit route serving the Minneapolis–Saint Paul metropolitan area in Minnesota.
  • C. Newark Light Rail
    Newark Light Rail is a light rail transit system serving the city of Newark, New Jersey, connecting downtown, residential neighborhoods, and key regional transit hubs.
  • D. Independent Subway System (IND)
    The Independent Subway System (IND) was New York City's municipally built and operated subway network, created in the early 20th century to compete with and eventually replace the privately run IRT and BMT lines.
  • E. Länsimetro
    Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
  • 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_69bd441a0eb481908050fa4273b19eae completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd7214e18c81909db1c838a4cce78d completed March 20, 2026, 4:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69be81fa9108819089a6258e3a88f0cb completed March 21, 2026, 11:33 a.m.
NEDg Description generation batch_69be8386d2fc8190a450b42dd5ac6963 completed March 21, 2026, 11:39 a.m.
NED2 Entity disambiguation (via description) batch_69be841d148881908aa53953bd2eb024 completed March 21, 2026, 11:42 a.m.
Created at: March 20, 2026, 1:33 p.m.