Triple
T521590
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro-North Railroad Hudson Line |
E10827
|
entity |
| Predicate | sharedWith |
P37
|
FINISHED |
| Object |
Amtrak Lake Shore Limited
Amtrak Lake Shore Limited is a long-distance passenger train service that runs between Chicago and the Northeastern United States, primarily serving New York City and Boston.
|
E69189
|
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: Amtrak Lake Shore Limited | Statement: [Metro-North Railroad Hudson Line, sharedWith, Amtrak Lake Shore Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak Lake Shore Limited Context triple: [Metro-North Railroad Hudson Line, sharedWith, Amtrak Lake Shore Limited]
-
A.
Amtrak Ethan Allen Express
The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
-
B.
Amtrak Capitol Limited
Amtrak Capitol Limited is a long-distance passenger train operated by Amtrak that runs overnight between Washington, D.C., and Chicago, serving major cities and scenic routes along the former Baltimore & Ohio Railroad.
-
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.
Amtrak Northeast Regional
Amtrak Northeast Regional is a passenger rail service that provides frequent intercity connections between major cities in the northeastern United States, including Boston, New York, Philadelphia, and Washington, D.C.
-
E.
Amtrak Silver Service
Amtrak Silver Service is a pair of long-distance passenger train routes along the U.S. East Coast, primarily connecting New York City and Miami with intermediate stops in major cities.
- 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: Amtrak Lake Shore Limited Triple: [Metro-North Railroad Hudson Line, sharedWith, Amtrak Lake Shore Limited]
Generated description
Amtrak Lake Shore Limited is a long-distance passenger train service that runs between Chicago and the Northeastern United States, primarily serving New York City and Boston.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Amtrak Lake Shore Limited Target entity description: Amtrak Lake Shore Limited is a long-distance passenger train service that runs between Chicago and the Northeastern United States, primarily serving New York City and Boston.
-
A.
Amtrak Ethan Allen Express
The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
-
B.
Amtrak Capitol Limited
Amtrak Capitol Limited is a long-distance passenger train operated by Amtrak that runs overnight between Washington, D.C., and Chicago, serving major cities and scenic routes along the former Baltimore & Ohio Railroad.
-
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.
Amtrak Northeast Regional
Amtrak Northeast Regional is a passenger rail service that provides frequent intercity connections between major cities in the northeastern United States, including Boston, New York, Philadelphia, and Washington, D.C.
-
E.
Amtrak Silver Service
Amtrak Silver Service is a pair of long-distance passenger train routes along the U.S. East Coast, primarily connecting New York City and Miami with intermediate stops in major cities.
- 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_69a2e84b16c4819088d284c47c3a7968 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f1b372408190b3918fec45444674 |
completed | Feb. 28, 2026, 1:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4e3f1e5908190850594ccb37f364a |
completed | March 2, 2026, 1:12 a.m. |
| NEDg | Description generation | batch_69a4e45cc06c8190901ab3d5182be133 |
completed | March 2, 2026, 1:14 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4e4b1ea148190a160dc43727a281a |
completed | March 2, 2026, 1:15 a.m. |
Created at: Feb. 28, 2026, 1:12 p.m.