Triple

T6626038
Position Surface form Disambiguated ID Type / Status
Subject Philadelphia commuter rail network E149801 entity
Predicate hasCentralTunnel P21069 FINISHED
Object Center City Commuter Connection E30169 NE FINISHED

How this triple was built (3 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 Commuter Connection | Statement: [Philadelphia commuter rail network, hasCentralTunnel, Center City Commuter Connection]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Center City Commuter Connection
Context triple: [Philadelphia commuter rail network, hasCentralTunnel, Center City Commuter Connection]
  • A. Center City Commuter Connection chosen
    The Center City Commuter Connection is an underground rail tunnel in downtown Philadelphia that links formerly separate commuter rail lines into a unified through-running system.
  • B. 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.
  • C. Purple Line Express
    Purple Line Express is a rush-hour rapid transit service of the Chicago Transit Authority that operates as a faster, limited-stop variant of the Purple Line.
  • D. Newark–World Trade Center line
    The Newark–World Trade Center line is a PATH rapid transit service connecting Newark, New Jersey, with Lower Manhattan in New York City.
  • E. Hudson–Bergen Light Rail
    The Hudson–Bergen Light Rail is a modern light rail transit system serving waterfront communities and urban centers in Hudson County, New Jersey, providing frequent local service along the Hudson River corridor.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: hasCentralTunnel
Context triple: [Philadelphia commuter rail network, hasCentralTunnel, Center City Commuter Connection]
  • A. hasTunnel chosen
    Indicates that one entity possesses, contains, or is connected by a tunnel to another entity.
  • B. hasSummitTunnel
    Indicates that a summit or peak contains or is traversed by a tunnel.
  • C. usesTunnel
    Indicates that one entity makes use of a tunnel as a passage or route to reach or connect to another entity.
  • D. hasCentralAct
    Indicates that an entity includes or is characterized by a primary or most important action, event, or operation at its core.
  • E. hasCentralSpace
    Indicates that an entity includes or is characterized by a primary, central area or space within its overall structure.
  • F. None of above.

Provenance (4 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_69c687ee50048190aa151765bef16193 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6bdb88cc881908f35648c15a7dc85 completed March 27, 2026, 5:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e44d356c8190ad4f2a617c3de4af completed March 27, 2026, 8:10 p.m.
PD Predicate disambiguation batch_69c6ad007c1c8190af425f51011c7ad1 completed March 27, 2026, 4:14 p.m.
Created at: March 27, 2026, 1:58 p.m.