Triple

T3554415
Position Surface form Disambiguated ID Type / Status
Subject Panhandle Bridge E75184 entity
Predicate owner P347 FINISHED
Object Port Authority of Allegheny County
The Port Authority of Allegheny County is the public transit agency serving the Pittsburgh, Pennsylvania metropolitan area, operating the region’s buses, light rail, and related transportation infrastructure.
E368431 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: Port Authority of Allegheny County | Statement: [Panhandle Bridge, owner, Port Authority of Allegheny County]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Port Authority of Allegheny County
Context triple: [Panhandle Bridge, owner, Port Authority of Allegheny County]
  • A. Philadelphia Regional Port Authority
    The Philadelphia Regional Port Authority is a Pennsylvania state agency responsible for managing and promoting the public marine terminals and cargo operations of the Port of Philadelphia.
  • B. Port Authority of New York and New Jersey
    The Port Authority of New York and New Jersey is a bi-state agency that develops, operates, and oversees major transportation infrastructure in the New York–New Jersey metropolitan area, including airports, bridges, tunnels, ports, and transit facilities.
  • C. Delaware River Port Authority
    The Delaware River Port Authority is a bi-state agency that manages key transportation infrastructure, including bridges and transit services, connecting Pennsylvania and New Jersey across the Delaware River.
  • D. Southeastern Pennsylvania Transportation Authority
    The Southeastern Pennsylvania Transportation Authority (SEPTA) is the regional public transit agency serving the Philadelphia metropolitan area, operating buses, subways, trolleys, and commuter rail services across southeastern Pennsylvania.
  • E. Harrisburg Transportation Center
    Harrisburg Transportation Center is a historic intermodal transit hub in Harrisburg, Pennsylvania, serving as a major Amtrak rail station and local bus center.
  • 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: Port Authority of Allegheny County
Triple: [Panhandle Bridge, owner, Port Authority of Allegheny County]
Generated description
The Port Authority of Allegheny County is the public transit agency serving the Pittsburgh, Pennsylvania metropolitan area, operating the region’s buses, light rail, and related transportation infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Port Authority of Allegheny County
Target entity description: The Port Authority of Allegheny County is the public transit agency serving the Pittsburgh, Pennsylvania metropolitan area, operating the region’s buses, light rail, and related transportation infrastructure.
  • A. Philadelphia Regional Port Authority
    The Philadelphia Regional Port Authority is a Pennsylvania state agency responsible for managing and promoting the public marine terminals and cargo operations of the Port of Philadelphia.
  • B. Port Authority of New York and New Jersey
    The Port Authority of New York and New Jersey is a bi-state agency that develops, operates, and oversees major transportation infrastructure in the New York–New Jersey metropolitan area, including airports, bridges, tunnels, ports, and transit facilities.
  • C. Delaware River Port Authority
    The Delaware River Port Authority is a bi-state agency that manages key transportation infrastructure, including bridges and transit services, connecting Pennsylvania and New Jersey across the Delaware River.
  • D. Southeastern Pennsylvania Transportation Authority
    The Southeastern Pennsylvania Transportation Authority (SEPTA) is the regional public transit agency serving the Philadelphia metropolitan area, operating buses, subways, trolleys, and commuter rail services across southeastern Pennsylvania.
  • E. Harrisburg Transportation Center
    Harrisburg Transportation Center is a historic intermodal transit hub in Harrisburg, Pennsylvania, serving as a major Amtrak rail station and local bus center.
  • 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_69ad85d33c6c819081d5ac1df13b5680 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc05549d88190acdebdd542ea1a67 completed March 8, 2026, 6:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69b38bf1c3e881908e7fc3b4df24e72b completed March 13, 2026, 4 a.m.
NEDg Description generation batch_69b3b33409788190bdb164bef3ae1bd3 completed March 13, 2026, 6:48 a.m.
NED2 Entity disambiguation (via description) batch_69b3b3ade7ac819095f007f053766852 completed March 13, 2026, 6:50 a.m.
Created at: March 8, 2026, 3:20 p.m.