Triple

T7048573
Position Surface form Disambiguated ID Type / Status
Subject Chicago (via Lake Shore Limited) E163705 entity
Predicate linkedByServiceTo P74738 FINISHED
Object New York City (via Lake Shore Limited)
New York City (via Lake Shore Limited) is the eastern terminus of Amtrak’s Lake Shore Limited route, providing intercity rail connections between New York City and Chicago.
E639528 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 City (via Lake Shore Limited) | Statement: [Chicago (via Lake Shore Limited), linkedByServiceTo, New York City (via Lake Shore Limited)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York City (via Lake Shore Limited)
Context triple: [Chicago (via Lake Shore Limited), linkedByServiceTo, New York City (via Lake Shore Limited)]
  • A. Chicago (via Lake Shore Limited)
    Chicago (via Lake Shore Limited) is the western terminus city of Amtrak’s Lake Shore Limited route, a major intercity passenger rail service linking the Midwest and the Northeast.
  • B. New Haven Line at Grand Central Terminal
    The New Haven Line at Grand Central Terminal is a major Metro-North Railroad commuter rail service that originates at Manhattan’s Grand Central Terminal and runs northeast through suburban New York and into Connecticut.
  • C. Amtrak Maple Leaf
    Amtrak Maple Leaf is an intercity passenger train service operated by Amtrak between New York City and Toronto, Canada, running along the Hudson River and through upstate New York into Ontario.
  • D. Port Washington station
    Port Washington station is a Long Island Rail Road commuter rail station in Port Washington, New York, serving as the eastern endpoint of the Port Washington Branch.
  • E. White Plains station
    White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
  • 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 City (via Lake Shore Limited)
Triple: [Chicago (via Lake Shore Limited), linkedByServiceTo, New York City (via Lake Shore Limited)]
Generated description
New York City (via Lake Shore Limited) is the eastern terminus of Amtrak’s Lake Shore Limited route, providing intercity rail connections between New York City and Chicago.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New York City (via Lake Shore Limited)
Target entity description: New York City (via Lake Shore Limited) is the eastern terminus of Amtrak’s Lake Shore Limited route, providing intercity rail connections between New York City and Chicago.
  • A. Chicago (via Lake Shore Limited)
    Chicago (via Lake Shore Limited) is the western terminus city of Amtrak’s Lake Shore Limited route, a major intercity passenger rail service linking the Midwest and the Northeast.
  • B. New Haven Line at Grand Central Terminal
    The New Haven Line at Grand Central Terminal is a major Metro-North Railroad commuter rail service that originates at Manhattan’s Grand Central Terminal and runs northeast through suburban New York and into Connecticut.
  • C. Amtrak Maple Leaf
    Amtrak Maple Leaf is an intercity passenger train service operated by Amtrak between New York City and Toronto, Canada, running along the Hudson River and through upstate New York into Ontario.
  • D. Port Washington station
    Port Washington station is a Long Island Rail Road commuter rail station in Port Washington, New York, serving as the eastern endpoint of the Port Washington Branch.
  • E. White Plains station
    White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
  • 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_69c6885f598c8190b6b6495c59d8d962 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e77415e88190ab65137382f1b155 completed March 27, 2026, 8:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7888497b08190b1f2aa686e8e30c1 completed March 28, 2026, 7:51 a.m.
NEDg Description generation batch_69c78c31d57c8190a45d25ac77ff6280 completed March 28, 2026, 8:07 a.m.
NED2 Entity disambiguation (via description) batch_69c78d635c94819083463128483a60f6 completed March 28, 2026, 8:12 a.m.
Created at: March 27, 2026, 2:37 p.m.