Triple

T1872895
Position Surface form Disambiguated ID Type / Status
Subject Quincy Center station E39071 entity
Predicate servedBy P82 FINISHED
Object Old Colony Lines
Old Colony Lines are a group of Massachusetts Bay Transportation Authority commuter rail routes connecting Boston with communities in the South Shore and southeastern Massachusetts.
E208138 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: Old Colony Lines | Statement: [Quincy Center station, servedBy, Old Colony Lines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Old Colony Lines
Context triple: [Quincy Center station, servedBy, Old Colony Lines]
  • A. White Star Line
    White Star Line was a prominent British shipping company best known for operating the RMS Titanic and other famous ocean liners during the late 19th and early 20th centuries.
  • B. Franklin Line
    The Franklin Line is a Massachusetts Bay Transportation Authority (MBTA) commuter rail line serving communities southwest of Boston.
  • C. Black Star Line
    Black Star Line was a shipping company established in the early 20th century as part of a broader movement to promote Black economic independence and facilitate the return of the African diaspora to Africa.
  • D. New England Shipbuilding Corporation
    New England Shipbuilding Corporation was a World War II-era American shipyard in South Portland, Maine, known for mass-producing Liberty ships for the U.S. war effort.
  • E. Riviera Line
    The Riviera Line is a scenic railway route in Devon, England, running along the coast and serving popular seaside towns between Exeter and Paignton.
  • 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: Old Colony Lines
Triple: [Quincy Center station, servedBy, Old Colony Lines]
Generated description
Old Colony Lines are a group of Massachusetts Bay Transportation Authority commuter rail routes connecting Boston with communities in the South Shore and southeastern Massachusetts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Old Colony Lines
Target entity description: Old Colony Lines are a group of Massachusetts Bay Transportation Authority commuter rail routes connecting Boston with communities in the South Shore and southeastern Massachusetts.
  • A. White Star Line
    White Star Line was a prominent British shipping company best known for operating the RMS Titanic and other famous ocean liners during the late 19th and early 20th centuries.
  • B. Franklin Line
    The Franklin Line is a Massachusetts Bay Transportation Authority (MBTA) commuter rail line serving communities southwest of Boston.
  • C. Black Star Line
    Black Star Line was a shipping company established in the early 20th century as part of a broader movement to promote Black economic independence and facilitate the return of the African diaspora to Africa.
  • D. New England Shipbuilding Corporation
    New England Shipbuilding Corporation was a World War II-era American shipyard in South Portland, Maine, known for mass-producing Liberty ships for the U.S. war effort.
  • E. Riviera Line
    The Riviera Line is a scenic railway route in Devon, England, running along the coast and serving popular seaside towns between Exeter and Paignton.
  • 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_69a8862f7074819096afe7fe65e179e9 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb0d4dc6c81908ecd55abd779ae3a completed March 7, 2026, 5 a.m.
NED1 Entity disambiguation (via context triple) batch_69add1de8728819090e80868f27c09af completed March 8, 2026, 7:45 p.m.
NEDg Description generation batch_69add25c9c208190a576cf1123c0a2e6 completed March 8, 2026, 7:47 p.m.
NED2 Entity disambiguation (via description) batch_69add32c32b08190be6624eefa2fa386 completed March 8, 2026, 7:51 p.m.
Created at: March 4, 2026, 7:34 p.m.