Triple
T2865405
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chesapeake and Ohio Railway |
E63425
|
entity |
| Predicate | notableRoute |
P22
|
FINISHED |
| Object |
Huntington–Cincinnati main line
The Huntington–Cincinnati main line is a key Chesapeake and Ohio Railway route that connected Huntington, West Virginia, with Cincinnati, Ohio, serving as an important freight and passenger corridor in the region.
|
E305225
|
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: Huntington–Cincinnati main line | Statement: [Chesapeake and Ohio Railway, notableRoute, Huntington–Cincinnati main line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Huntington–Cincinnati main line Context triple: [Chesapeake and Ohio Railway, notableRoute, Huntington–Cincinnati main line]
-
A.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
B.
West Trenton Line
The West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA's Regional Rail network.
-
C.
Pelham Line
The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
-
D.
Alton Line
The Alton Line is a railway route in southern England that connects the town of Alton in Hampshire with the wider national rail network.
-
E.
Great Western Main Line
The Great Western Main Line is a major intercity railway route in England that connects London with key cities in the west, including Bristol and South Wales.
- 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: Huntington–Cincinnati main line Triple: [Chesapeake and Ohio Railway, notableRoute, Huntington–Cincinnati main line]
Generated description
The Huntington–Cincinnati main line is a key Chesapeake and Ohio Railway route that connected Huntington, West Virginia, with Cincinnati, Ohio, serving as an important freight and passenger corridor in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Huntington–Cincinnati main line Target entity description: The Huntington–Cincinnati main line is a key Chesapeake and Ohio Railway route that connected Huntington, West Virginia, with Cincinnati, Ohio, serving as an important freight and passenger corridor in the region.
-
A.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
B.
West Trenton Line
The West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA's Regional Rail network.
-
C.
Pelham Line
The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
-
D.
Alton Line
The Alton Line is a railway route in southern England that connects the town of Alton in Hampshire with the wider national rail network.
-
E.
Great Western Main Line
The Great Western Main Line is a major intercity railway route in England that connects London with key cities in the west, including Bristol and South Wales.
- 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_69ab4c42fb8c8190b36e161d47c03b81 |
completed | March 6, 2026, 9:50 p.m. |
| NER | Named-entity recognition | batch_69abdfb9e64c819087b1a47caeb174d5 |
completed | March 7, 2026, 8:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b01da458ec8190ae07237d7e23b302 |
completed | March 10, 2026, 1:33 p.m. |
| NEDg | Description generation | batch_69b01e45f6e481908665e0961c3a3778 |
completed | March 10, 2026, 1:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b0224832108190be252c0245d588d2 |
completed | March 10, 2026, 1:53 p.m. |
Created at: March 6, 2026, 10:02 p.m.