Triple
T3773217
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Norfolk and Western Railway |
E83243
|
entity |
| Predicate | operatedPortionsOf |
P50841
|
FINISHED |
| Object |
Pocahontas coalfield routes
Pocahontas coalfield routes were key rail lines serving the rich coal-mining region of the Pocahontas coalfield in Appalachia, transporting coal to industrial markets and ports.
|
E387186
|
NE FINISHED |
How this triple was built (5 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: Pocahontas coalfield routes | Statement: [Norfolk and Western Railway, operatedPortionsOf, Pocahontas coalfield routes]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pocahontas coalfield routes Context triple: [Norfolk and Western Railway, operatedPortionsOf, Pocahontas coalfield routes]
-
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.
Caperton Trail
Caperton Trail is a popular multi-use recreational path in Morgantown, West Virginia, known for walking, running, and cycling along the Monongahela River.
-
C.
Miner’s Track
Miner’s Track is a popular hiking path in Snowdonia National Park that ascends Yr Wyddfa (Snowdon) via old mining routes and scenic mountain lakes.
-
D.
Virginia Byway
Virginia Byway is a scenic road designation in Virginia recognizing routes of notable natural, historic, or cultural value.
-
E.
Fanny’s Ford Trail
Fanny’s Ford Trail is a hiking path in North Carolina’s Eno River State Park known for its riverside scenery and access to historic fording sites.
- 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: Pocahontas coalfield routes Triple: [Norfolk and Western Railway, operatedPortionsOf, Pocahontas coalfield routes]
Generated description
Pocahontas coalfield routes were key rail lines serving the rich coal-mining region of the Pocahontas coalfield in Appalachia, transporting coal to industrial markets and ports.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pocahontas coalfield routes Target entity description: Pocahontas coalfield routes were key rail lines serving the rich coal-mining region of the Pocahontas coalfield in Appalachia, transporting coal to industrial markets and ports.
-
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.
Caperton Trail
Caperton Trail is a popular multi-use recreational path in Morgantown, West Virginia, known for walking, running, and cycling along the Monongahela River.
-
C.
Miner’s Track
Miner’s Track is a popular hiking path in Snowdonia National Park that ascends Yr Wyddfa (Snowdon) via old mining routes and scenic mountain lakes.
-
D.
Virginia Byway
Virginia Byway is a scenic road designation in Virginia recognizing routes of notable natural, historic, or cultural value.
-
E.
Fanny’s Ford Trail
Fanny’s Ford Trail is a hiking path in North Carolina’s Eno River State Park known for its riverside scenery and access to historic fording sites.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: operatedPortionsOf Context triple: [Norfolk and Western Railway, operatedPortionsOf, Pocahontas coalfield routes]
-
A.
operatedAmong
Indicates that an entity carried out operations or activities within, or in coordination with, a specified group, set, or collection of other entities.
-
B.
operatedAs
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
-
C.
operatedThrough
Indicates that an action, process, or influence is carried out or mediated via a particular intermediary, channel, or mechanism.
-
D.
operatedWith
Indicates that an entity performed an action, function, or process using a specified tool, method, or instrument.
-
E.
operatedFor
Indicates that one entity performed operations or provided services on behalf of, or in support of, another entity for a certain period or purpose.
- F. None of above. chosen
Provenance (7 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_69ad8b235e608190b5a2b1d1bfcef50b |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adcc57c9e48190a0f254e47348bf32 |
completed | March 8, 2026, 7:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4e52ebd988190b6e3a7d8069b74be |
completed | March 14, 2026, 4:33 a.m. |
| NEDg | Description generation | batch_69b4e64663b881908469456b15bc2687 |
completed | March 14, 2026, 4:38 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4ea0de7708190abe4be1c8af3cd71 |
completed | March 14, 2026, 4:54 a.m. |
| PD | Predicate disambiguation | batch_69adc050cc5c81909d9855f866f3c26d |
completed | March 8, 2026, 6:30 p.m. |
| PDg | Predicate description generation | batch_69adc0fe3e3c8190bd886c7745c172a0 |
completed | March 8, 2026, 6:33 p.m. |
Created at: March 8, 2026, 3:36 p.m.