Triple

T1239269
Position Surface form Disambiguated ID Type / Status
Subject 19th Street station E26620 entity
Predicate locatedInBorough P300 FINISHED
Object Center City
Center City is the primary downtown business and commercial district of Philadelphia, Pennsylvania, known for its dense skyline, cultural institutions, and historic landmarks.
 E148208 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: Center City | Statement: [19th Street station, locatedInBorough, Center City]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Center City
Context triple: [19th Street station, locatedInBorough, Center City]
  • A. Central City
    Central City is a major urban area in New Orleans known for its historic neighborhoods, cultural diversity, and role in the city’s social and commercial life.
  • B. Midtown
    Midtown is a major commercial and entertainment district in central Manhattan, New York City, known for its dense concentration of skyscrapers, corporate headquarters, and iconic landmarks like Times Square.
  • C. West Town
    West Town is a vibrant, historically diverse community area on Chicago’s West Side known for its mix of residential neighborhoods, cultural institutions, and thriving arts and dining scenes.
  • D. Centretown
    Centretown is a central, densely populated downtown neighborhood in Ottawa, Ontario, known for its mix of residential streets, commercial corridors, and cultural institutions.
  • E. Center City Concourse
    Center City Concourse is an extensive underground pedestrian and transit concourse network in downtown Philadelphia that links multiple subway and regional rail stations with nearby buildings.
  • 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: Center City
Triple: [19th Street station, locatedInBorough, Center City]
Generated description
Center City is the primary downtown business and commercial district of Philadelphia, Pennsylvania, known for its dense skyline, cultural institutions, and historic landmarks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Center City
Target entity description: Center City is the primary downtown business and commercial district of Philadelphia, Pennsylvania, known for its dense skyline, cultural institutions, and historic landmarks.
  • A. Central City
    Central City is a major urban area in New Orleans known for its historic neighborhoods, cultural diversity, and role in the city’s social and commercial life.
  • B. Midtown
    Midtown is a major commercial and entertainment district in central Manhattan, New York City, known for its dense concentration of skyscrapers, corporate headquarters, and iconic landmarks like Times Square.
  • C. West Town
    West Town is a vibrant, historically diverse community area on Chicago’s West Side known for its mix of residential neighborhoods, cultural institutions, and thriving arts and dining scenes.
  • D. Centretown
    Centretown is a central, densely populated downtown neighborhood in Ottawa, Ontario, known for its mix of residential streets, commercial corridors, and cultural institutions.
  • E. Center City Concourse
    Center City Concourse is an extensive underground pedestrian and transit concourse network in downtown Philadelphia that links multiple subway and regional rail stations with nearby buildings.
  • 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_69a4948689d08190b3a4a3f388c02148 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4bf41c5d08190b07adbdb24d35a76 completed March 1, 2026, 10:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69acacb1730c8190aeb60cad33f44597 completed March 7, 2026, 10:54 p.m.
NEDg Description generation batch_69acad4a7cd48190b295dbd1e5327a18 completed March 7, 2026, 10:57 p.m.
NED2 Entity disambiguation (via description) batch_69acadba2e54819088a04675493fcbbb completed March 7, 2026, 10:59 p.m.
Created at: March 1, 2026, 7:47 p.m.