Triple

T168765
Position Surface form Disambiguated ID Type / Status
Subject Metropolitan Transportation Authority E3072 entity
Predicate chairperson P377 FINISHED
Object Janno Lieber
Janno Lieber is an American public official and transportation executive who leads New York’s Metropolitan Transportation Authority, overseeing the city’s vast subway, bus, and commuter rail systems.
E33316 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: Janno Lieber | Statement: [Metropolitan Transportation Authority, chairperson, Janno Lieber]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Janno Lieber
Context triple: [Metropolitan Transportation Authority, chairperson, Janno Lieber]
  • A. Bill Kramer
    Bill Kramer is an American entrepreneur best known for establishing the iconic independent bookstore and café Kramerbooks & Afterwords Cafe in Washington, D.C.
  • B. Brian Bilello
    Brian Bilello is an American soccer executive best known for leading Major League Soccer’s New England Revolution as the club’s president.
  • C. Marvin Jacobs
    Marvin Jacobs was an entrepreneur best known as a founder of the global hospitality and food service company Delaware North.
  • D. Martin Lindauer
    Martin Lindauer was a German behavioral biologist and prominent honeybee researcher known for his pioneering work on insect communication and social organization.
  • E. Charles Begole
    Charles Begole was an American mountaineer best known as one of the first climbers to reach the summit of Mount Whitney in the 19th century.
  • 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: Janno Lieber
Triple: [Metropolitan Transportation Authority, chairperson, Janno Lieber]
Generated description
Janno Lieber is an American public official and transportation executive who leads New York’s Metropolitan Transportation Authority, overseeing the city’s vast subway, bus, and commuter rail systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Janno Lieber
Target entity description: Janno Lieber is an American public official and transportation executive who leads New York’s Metropolitan Transportation Authority, overseeing the city’s vast subway, bus, and commuter rail systems.
  • A. Bill Kramer
    Bill Kramer is an American entrepreneur best known for establishing the iconic independent bookstore and café Kramerbooks & Afterwords Cafe in Washington, D.C.
  • B. Brian Bilello
    Brian Bilello is an American soccer executive best known for leading Major League Soccer’s New England Revolution as the club’s president.
  • C. Marvin Jacobs
    Marvin Jacobs was an entrepreneur best known as a founder of the global hospitality and food service company Delaware North.
  • D. Martin Lindauer
    Martin Lindauer was a German behavioral biologist and prominent honeybee researcher known for his pioneering work on insect communication and social organization.
  • E. Charles Begole
    Charles Begole was an American mountaineer best known as one of the first climbers to reach the summit of Mount Whitney in the 19th century.
  • 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_69a2524ce1e48190ab066bf72859f474 completed Feb. 28, 2026, 2:26 a.m.
NER Named-entity recognition batch_69a258b6f4f88190b1264bbbeb19a29e completed Feb. 28, 2026, 2:53 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3795173e88190afe87259edd4f275 completed Feb. 28, 2026, 11:25 p.m.
NEDg Description generation batch_69a379bb6adc8190a07176567d8772cd completed Feb. 28, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_69a37a227b0c8190afc5c44192ef5a86 completed Feb. 28, 2026, 11:28 p.m.
Created at: Feb. 28, 2026, 2:34 a.m.