Triple

T12759893

Position	Surface form	Disambiguated ID	Type / Status
Subject	Kingston (Amtrak station)	`E304962`	entity
Predicate	formerRailroad	`P30332`	FINISHED
Object	New York, Providence and Boston Railroad The New York, Providence and Boston Railroad was a 19th-century rail line in southern New England that connected New York City with Providence and Boston as part of the region’s early intercity rail network.	`E999784`	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: New York, Providence and Boston Railroad | Statement: [Kingston (Amtrak station), formerRailroad, New York, Providence and Boston Railroad]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: New York, Providence and Boston Railroad
Context triple: [Kingston (Amtrak station), formerRailroad, New York, Providence and Boston Railroad]

A. Boston and Providence Railroad
The Boston and Providence Railroad was a 19th-century rail line that provided one of the earliest and most important rail connections between Boston, Massachusetts, and Providence, Rhode Island.
B. New England Central Railroad
New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
C. 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.
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. Providence and Worcester Railroad
Providence and Worcester Railroad is a regional freight railroad operating in southern New England, primarily serving industrial and commercial customers in Rhode Island, Massachusetts, Connecticut, and New York.
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: New York, Providence and Boston Railroad
Triple: [Kingston (Amtrak station), formerRailroad, New York, Providence and Boston Railroad]

Generated description

The New York, Providence and Boston Railroad was a 19th-century rail line in southern New England that connected New York City with Providence and Boston as part of the region’s early intercity rail network.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: New York, Providence and Boston Railroad
Target entity description: The New York, Providence and Boston Railroad was a 19th-century rail line in southern New England that connected New York City with Providence and Boston as part of the region’s early intercity rail network.

A. Boston and Providence Railroad
The Boston and Providence Railroad was a 19th-century rail line that provided one of the earliest and most important rail connections between Boston, Massachusetts, and Providence, Rhode Island.
B. New England Central Railroad
New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
C. 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.
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. Providence and Worcester Railroad
Providence and Worcester Railroad is a regional freight railroad operating in southern New England, primarily serving industrial and commercial customers in Rhode Island, Massachusetts, Connecticut, and New York.
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_69d7bdf1fcd081909ffb0e0d6fa3a07d`	completed	April 9, 2026, 2:55 p.m.
NER	Named-entity recognition	`batch_69d96d8d3eb08190ae998df5cc6d9ba6`	completed	April 10, 2026, 9:37 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69f67c9c93248190b77c7d229da64ffb`	completed	May 2, 2026, 10:37 p.m.
NEDg	Description generation	`batch_69f67de27a348190ab61960bafe56ebc`	completed	May 2, 2026, 10:42 p.m.
NED2	Entity disambiguation (via description)	`batch_69f67e82e35081909c4b5fad7e941610`	completed	May 2, 2026, 10:45 p.m.

Created at: April 9, 2026, 5:28 p.m.