Triple

T15334587
Position Surface form Disambiguated ID Type / Status
Subject Morristown station E366628 entity
Predicate isOnCorridor P1018 FINISHED
Object former Delaware, Lackawanna and Western Railroad main line
The former Delaware, Lackawanna and Western Railroad main line was a major historic rail corridor in the northeastern United States that connected key industrial and urban centers, particularly in Pennsylvania and New Jersey.
E1152325 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: former Delaware, Lackawanna and Western Railroad main line | Statement: [Morristown station, isOnCorridor, former Delaware, Lackawanna and Western Railroad main line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: former Delaware, Lackawanna and Western Railroad main line
Context triple: [Morristown station, isOnCorridor, former Delaware, Lackawanna and Western Railroad main line]
  • A. Paoli/Thorndale Line
    The Paoli/Thorndale Line is a major commuter rail route in the Philadelphia region that runs west from Center City to Paoli and Thorndale, serving numerous suburban communities along the former Pennsylvania Railroad Main Line.
  • B. Pennsylvania Railroad Schuylkill Branch
    The Pennsylvania Railroad Schuylkill Branch was a former rail line running along the Schuylkill River in the Philadelphia region, historically used for both passenger and freight service and later partly incorporated into modern commuter rail operations.
  • C. Panhandle Route of the Pennsylvania Railroad
    The Panhandle Route of the Pennsylvania Railroad was a major historic rail line that connected Pittsburgh with the American Midwest, serving as an important freight and passenger corridor in the 19th and early 20th centuries.
  • D. Erie Railroad Main Line
    The Erie Railroad Main Line was a major historic rail corridor in the northeastern United States that formed the core route of the former Erie Railroad between the New York City area and the Midwest.
  • E. New Jersey and New York Railroad main line
    The New Jersey and New York Railroad main line was a historic commuter rail route in northeastern New Jersey that connected local communities to the broader regional rail network, later becoming part of the Erie Railroad system.
  • 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: former Delaware, Lackawanna and Western Railroad main line
Triple: [Morristown station, isOnCorridor, former Delaware, Lackawanna and Western Railroad main line]
Generated description
The former Delaware, Lackawanna and Western Railroad main line was a major historic rail corridor in the northeastern United States that connected key industrial and urban centers, particularly in Pennsylvania and New Jersey.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: former Delaware, Lackawanna and Western Railroad main line
Target entity description: The former Delaware, Lackawanna and Western Railroad main line was a major historic rail corridor in the northeastern United States that connected key industrial and urban centers, particularly in Pennsylvania and New Jersey.
  • A. Paoli/Thorndale Line
    The Paoli/Thorndale Line is a major commuter rail route in the Philadelphia region that runs west from Center City to Paoli and Thorndale, serving numerous suburban communities along the former Pennsylvania Railroad Main Line.
  • B. Pennsylvania Railroad Schuylkill Branch
    The Pennsylvania Railroad Schuylkill Branch was a former rail line running along the Schuylkill River in the Philadelphia region, historically used for both passenger and freight service and later partly incorporated into modern commuter rail operations.
  • C. Panhandle Route of the Pennsylvania Railroad
    The Panhandle Route of the Pennsylvania Railroad was a major historic rail line that connected Pittsburgh with the American Midwest, serving as an important freight and passenger corridor in the 19th and early 20th centuries.
  • D. Erie Railroad Main Line
    The Erie Railroad Main Line was a major historic rail corridor in the northeastern United States that formed the core route of the former Erie Railroad between the New York City area and the Midwest.
  • E. New Jersey and New York Railroad main line
    The New Jersey and New York Railroad main line was a historic commuter rail route in northeastern New Jersey that connected local communities to the broader regional rail network, later becoming part of the Erie Railroad system.
  • 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_69d85a121520819093dcce999fdefe1a completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e03c5f081908e4d14dbdbc7f7a6 completed April 16, 2026, 1:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff01ee7480819080133a9910a2bf52 completed May 9, 2026, 9:44 a.m.
NEDg Description generation batch_69ff05fbf6e481909727758ae2699bad completed May 9, 2026, 10:01 a.m.
NED2 Entity disambiguation (via description) batch_69ff06e098cc8190ab67143071bca1dc completed May 9, 2026, 10:05 a.m.
Created at: April 10, 2026, 3:17 a.m.