Triple
T2892727
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Maryland Railway |
E63864
|
entity |
| Predicate | notableRoute |
P22
|
FINISHED |
| Object |
Cumberland to Elkins line
The Cumberland to Elkins line was a key Western Maryland Railway route crossing the rugged Allegheny Mountains to connect Maryland with the coal and timber regions of West Virginia.
|
E63864
|
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: Cumberland to Elkins line | Statement: [Western Maryland Railway, notableRoute, Cumberland to Elkins line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cumberland to Elkins line Context triple: [Western Maryland Railway, notableRoute, Cumberland to Elkins line]
-
A.
Hinton–Thurmond–Handley coal route
The Hinton–Thurmond–Handley coal route was a key Chesapeake and Ohio Railway line in West Virginia that transported coal from the New River coalfields along the New River Gorge to markets beyond.
-
B.
Chambersburg–Hagerstown line
The Chambersburg–Hagerstown line is a historic railroad route in the Cumberland Valley region that connected Chambersburg, Pennsylvania, with Hagerstown, Maryland, facilitating regional trade and transportation.
-
C.
Cumberland Valley Railroad
The Cumberland Valley Railroad was a historic American railroad that operated primarily in south-central Pennsylvania and northern Maryland, playing a key role in regional transportation during the 19th and early 20th centuries.
-
D.
Western Maryland Railway
Western Maryland Railway was a historic regional railroad that operated primarily in Maryland, Pennsylvania, and West Virginia, known for hauling coal and freight through the Appalachian region before being absorbed into larger rail systems.
-
E.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
- 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: Cumberland to Elkins line Triple: [Western Maryland Railway, notableRoute, Cumberland to Elkins line]
Generated description
The Cumberland to Elkins line was a key Western Maryland Railway route crossing the rugged Allegheny Mountains to connect Maryland with the coal and timber regions of West Virginia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cumberland to Elkins line Target entity description: The Cumberland to Elkins line was a key Western Maryland Railway route crossing the rugged Allegheny Mountains to connect Maryland with the coal and timber regions of West Virginia.
-
A.
Hinton–Thurmond–Handley coal route
The Hinton–Thurmond–Handley coal route was a key Chesapeake and Ohio Railway line in West Virginia that transported coal from the New River coalfields along the New River Gorge to markets beyond.
-
B.
Chambersburg–Hagerstown line
The Chambersburg–Hagerstown line is a historic railroad route in the Cumberland Valley region that connected Chambersburg, Pennsylvania, with Hagerstown, Maryland, facilitating regional trade and transportation.
-
C.
Cumberland Valley Railroad
The Cumberland Valley Railroad was a historic American railroad that operated primarily in south-central Pennsylvania and northern Maryland, playing a key role in regional transportation during the 19th and early 20th centuries.
-
D.
Western Maryland Railway
chosen
Western Maryland Railway was a historic regional railroad that operated primarily in Maryland, Pennsylvania, and West Virginia, known for hauling coal and freight through the Appalachian region before being absorbed into larger rail systems.
-
E.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
- F. None of above.
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_69ab4c45822c8190830c5f2bb97bcfd0 |
completed | March 6, 2026, 9:51 p.m. |
| NER | Named-entity recognition | batch_69abe062234c81909411e34db7d2683d |
completed | March 7, 2026, 8:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b0317e15248190bade0f0fd930581a |
completed | March 10, 2026, 2:58 p.m. |
| NEDg | Description generation | batch_69b034b304f8819096eda16e314912b4 |
completed | March 10, 2026, 3:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b03c60a5988190b015a1cf05068845 |
completed | March 10, 2026, 3:44 p.m. |
Created at: March 6, 2026, 10:07 p.m.