Triple

T7716717
Position Surface form Disambiguated ID Type / Status
Subject Pennsylvania Main Line region E174902 entity
Predicate railLineBuiltBy P78309 FINISHED
Object Pennsylvania Railroad E435 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: Pennsylvania Railroad | Statement: [Pennsylvania Main Line region, railLineBuiltBy, Pennsylvania Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pennsylvania Railroad
Context triple: [Pennsylvania Main Line region, railLineBuiltBy, Pennsylvania Railroad]
  • A. Pennsylvania Railroad Company chosen
    The Pennsylvania Railroad Company was one of the largest and most influential American railroads of the 19th and early 20th centuries, playing a central role in the industrial development of the United States.
  • B. Philadelphia and Reading Railroad
    The Philadelphia and Reading Railroad was a major 19th- and early 20th-century American railroad and coal-transporting line centered in Pennsylvania, later known as part of the Reading Company system.
  • C. Philadelphia and Western Railroad
    The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
  • D. Lehigh Valley Railroad
    Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
  • E. Erie Railroad
    The Erie Railroad was a major 19th- and early 20th-century American railroad that operated extensive passenger and freight services across the northeastern United States, particularly linking New York City with the Midwest.
  • 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: railLineBuiltBy
Context triple: [Pennsylvania Main Line region, railLineBuiltBy, Pennsylvania Railroad]
  • A. railwayLine
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • B. railLineOrigin
    Indicates that a rail line begins or originates from a specified location or point.
  • C. formerRailwayLine
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • D. railwayLineOpened
    Indicates that a railway line began official operation or service on a specified date.
  • E. railwayLineType
    Indicates the specific kind or classification of a railway line associated with an entity (e.g., main line, branch line, high-speed line).
  • 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_69c6995c463c8190a14458036249d419 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702ebb7448190ae8d47fe0cbb0907 completed March 27, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b50cf3208190af9bb2d4126d381b completed March 29, 2026, 5:13 a.m.
PD Predicate disambiguation batch_69c701683dec8190be9861e592aa8ce0 completed March 27, 2026, 10:15 p.m.
PDg Predicate description generation batch_69c702e9a32081909a153190a62af426 completed March 27, 2026, 10:21 p.m.
Created at: March 27, 2026, 4:05 p.m.