Triple

T18098952
Position Surface form Disambiguated ID Type / Status
Subject Gloucester station E433163 entity
Predicate formerOperator P179 FINISHED
Object Eastern Railroad
Eastern Railroad was a 19th-century American railroad company that operated in the New England region, particularly serving routes in Massachusetts.
E1306630 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: Eastern Railroad | Statement: [Gloucester station, formerOperator, Eastern Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Eastern Railroad
Context triple: [Gloucester station, formerOperator, Eastern Railroad]
  • A. New York and Atlantic Railway
    The New York and Atlantic Railway is a short line freight railroad that operates on Long Island, New York, providing rail freight services over tracks owned by the Long Island Rail Road.
  • B. New York Connecting Railroad
    The New York Connecting Railroad is a freight and passenger rail line in New York City that links the Long Island Rail Road and the Northeast Corridor, notably via the Hell Gate Bridge between Queens and the Bronx.
  • C. New Jersey and New York Railroad
    The New Jersey and New York Railroad was a historic regional rail line that operated commuter and freight services in northern New Jersey and southern New York before being absorbed into larger railroad systems.
  • D. Morris and Essex Railroad
    The Morris and Essex Railroad was a historic 19th-century rail line in New Jersey that became a key part of the region’s early transportation and later integrated into larger railroad systems.
  • E. Hudson River Railroad
    The Hudson River Railroad was a 19th-century rail line running along the east bank of the Hudson River, forming a key part of the early rail network linking New York City with upstate New York and beyond.
  • 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: Eastern Railroad
Triple: [Gloucester station, formerOperator, Eastern Railroad]
Generated description
Eastern Railroad was a 19th-century American railroad company that operated in the New England region, particularly serving routes in Massachusetts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Eastern Railroad
Target entity description: Eastern Railroad was a 19th-century American railroad company that operated in the New England region, particularly serving routes in Massachusetts.
  • A. New York and Atlantic Railway
    The New York and Atlantic Railway is a short line freight railroad that operates on Long Island, New York, providing rail freight services over tracks owned by the Long Island Rail Road.
  • B. New York Connecting Railroad
    The New York Connecting Railroad is a freight and passenger rail line in New York City that links the Long Island Rail Road and the Northeast Corridor, notably via the Hell Gate Bridge between Queens and the Bronx.
  • C. New Jersey and New York Railroad
    The New Jersey and New York Railroad was a historic regional rail line that operated commuter and freight services in northern New Jersey and southern New York before being absorbed into larger railroad systems.
  • D. Morris and Essex Railroad
    The Morris and Essex Railroad was a historic 19th-century rail line in New Jersey that became a key part of the region’s early transportation and later integrated into larger railroad systems.
  • E. Hudson River Railroad
    The Hudson River Railroad was a 19th-century rail line running along the east bank of the Hudson River, forming a key part of the early rail network linking New York City with upstate New York and beyond.
  • 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_69d8b90916008190a1f110bd7ced5473 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4ddb521448190b97d2b2aa7e4d7e6 completed April 19, 2026, 1:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a037c32c1c08190bcf857ac382af137 completed May 12, 2026, 7:14 p.m.
NEDg Description generation batch_6a037e03d37c819093ef34d1752f6c01 completed May 12, 2026, 7:22 p.m.
NED2 Entity disambiguation (via description) batch_6a037f09a0b48190942cd8a6184a68fb completed May 12, 2026, 7:27 p.m.
Created at: April 10, 2026, 10:27 a.m.