Triple

T2641474
Position Surface form Disambiguated ID Type / Status
Subject Old Colony Building E62875 entity
Predicate namedAfter P63 FINISHED
Object Old Colony Railroad
Old Colony Railroad was a prominent 19th-century New England railroad company that operated extensive passenger and freight services primarily in southeastern Massachusetts and Rhode Island.
 E286238 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 Railroad | Statement: [Old Colony Building, namedAfter, Old Colony Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Old Colony Railroad
Context triple: [Old Colony Building, namedAfter, Old Colony Railroad]
  • A. Boston and Maine Railroad
    The Boston and Maine Railroad was a major New England railroad that operated extensive passenger and freight services across Massachusetts, New Hampshire, Maine, and surrounding states from the 19th through the mid-20th century.
  • B. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • C. Boston and Lowell Railroad
    The Boston and Lowell Railroad was a 19th-century New England railway company that operated a key line between Boston and Lowell, Massachusetts, and later became part of larger regional rail systems.
  • D. Boston and Albany Railroad
    The Boston and Albany Railroad was a historic rail line that connected Boston, Massachusetts to Albany, New York, playing a major role in 19th- and early 20th-century transportation and commerce in the region.
  • E. Eastern Railroad (of Massachusetts)
    Eastern Railroad (of Massachusetts) was a 19th-century New England railroad company that operated routes north of Boston and later became part of the Boston and Maine 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: Old Colony Railroad
Triple: [Old Colony Building, namedAfter, Old Colony Railroad]
Generated description
Old Colony Railroad was a prominent 19th-century New England railroad company that operated extensive passenger and freight services primarily in southeastern Massachusetts and Rhode Island.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Old Colony Railroad
Target entity description: Old Colony Railroad was a prominent 19th-century New England railroad company that operated extensive passenger and freight services primarily in southeastern Massachusetts and Rhode Island.
  • A. Boston and Maine Railroad
    The Boston and Maine Railroad was a major New England railroad that operated extensive passenger and freight services across Massachusetts, New Hampshire, Maine, and surrounding states from the 19th through the mid-20th century.
  • B. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • C. Boston and Lowell Railroad
    The Boston and Lowell Railroad was a 19th-century New England railway company that operated a key line between Boston and Lowell, Massachusetts, and later became part of larger regional rail systems.
  • D. Boston and Albany Railroad
    The Boston and Albany Railroad was a historic rail line that connected Boston, Massachusetts to Albany, New York, playing a major role in 19th- and early 20th-century transportation and commerce in the region.
  • E. Eastern Railroad (of Massachusetts)
    Eastern Railroad (of Massachusetts) was a 19th-century New England railroad company that operated routes north of Boston and later became part of the Boston and Maine 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_69ab4c3f2dcc819082df80f5e032f690 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abd8fdc0bc8190b7fd102b87ee50d1 completed March 7, 2026, 7:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69af98bd689481908568d35baac1e065 completed March 10, 2026, 4:06 a.m.
NEDg Description generation batch_69af99c237548190838559ccac95f1c5 completed March 10, 2026, 4:10 a.m.
NED2 Entity disambiguation (via description) batch_69af9a5938b48190820f37f2e2280438 completed March 10, 2026, 4:13 a.m.
Created at: March 6, 2026, 9:53 p.m.