Triple

T21829852
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Route 75 E538960 entity
Predicate isPartOfNetwork P840 FINISHED
Object SEPTA bus and trolley network
The SEPTA bus and trolley network is the public transit system’s surface network in the Philadelphia region, providing extensive bus and streetcar service that connects neighborhoods, suburbs, and key destinations across the area.
E1505558 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: SEPTA bus and trolley network | Statement: [SEPTA Route 75, isPartOfNetwork, SEPTA bus and trolley network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SEPTA bus and trolley network
Context triple: [SEPTA Route 75, isPartOfNetwork, SEPTA bus and trolley network]
  • A. SEPTA rapid transit network
    The SEPTA rapid transit network is the system of high-capacity urban rail lines serving Philadelphia and some surrounding suburbs, operated by the Southeastern Pennsylvania Transportation Authority.
  • B. SEPTA Subway–Surface Trolley Lines
    The SEPTA Subway–Surface Trolley Lines are a network of light rail routes in Philadelphia that operate partly in subway tunnels and partly on city streets, connecting Center City with West Philadelphia and surrounding neighborhoods.
  • C. SEPTA trolley cars
    SEPTA trolley cars are the light rail vehicles used by Philadelphia’s transit authority to provide streetcar and subway–surface trolley service across the city.
  • D. SEPTA City Transit Division
    The SEPTA City Transit Division is the branch of Philadelphia’s regional transit authority that operates the city’s buses, trolleys, and subway–elevated lines.
  • E. SEPTA
    SEPTA is the regional public transportation authority serving Philadelphia and its surrounding counties, operating buses, subways, trolleys, and commuter rail 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: SEPTA bus and trolley network
Triple: [SEPTA Route 75, isPartOfNetwork, SEPTA bus and trolley network]
Generated description
The SEPTA bus and trolley network is the public transit system’s surface network in the Philadelphia region, providing extensive bus and streetcar service that connects neighborhoods, suburbs, and key destinations across the area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SEPTA bus and trolley network
Target entity description: The SEPTA bus and trolley network is the public transit system’s surface network in the Philadelphia region, providing extensive bus and streetcar service that connects neighborhoods, suburbs, and key destinations across the area.
  • A. SEPTA rapid transit network
    The SEPTA rapid transit network is the system of high-capacity urban rail lines serving Philadelphia and some surrounding suburbs, operated by the Southeastern Pennsylvania Transportation Authority.
  • B. SEPTA Subway–Surface Trolley Lines
    The SEPTA Subway–Surface Trolley Lines are a network of light rail routes in Philadelphia that operate partly in subway tunnels and partly on city streets, connecting Center City with West Philadelphia and surrounding neighborhoods.
  • C. SEPTA trolley cars
    SEPTA trolley cars are the light rail vehicles used by Philadelphia’s transit authority to provide streetcar and subway–surface trolley service across the city.
  • D. SEPTA City Transit Division
    The SEPTA City Transit Division is the branch of Philadelphia’s regional transit authority that operates the city’s buses, trolleys, and subway–elevated lines.
  • E. SEPTA
    SEPTA is the regional public transportation authority serving Philadelphia and its surrounding counties, operating buses, subways, trolleys, and commuter rail 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_69e0c475cda88190987d08f23caebdc1 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f0913554508190b81347f01d3903e8 completed April 28, 2026, 10:51 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0a4bc45c748190a723cf7c2d6da7d6 completed May 17, 2026, 11:14 p.m.
NEDg Description generation batch_6a0a4c86969c81908631fc11ec51a7fb completed May 17, 2026, 11:17 p.m.
NED2 Entity disambiguation (via description) batch_6a0a4cf396cc819091963ea90e1b7fc5 completed May 17, 2026, 11:19 p.m.
Created at: April 16, 2026, 6:54 p.m.