Triple
T1121994
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Northeast Regional |
E24631
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
Roanoke, Virginia
Roanoke, Virginia is an independent city in western Virginia known as the commercial and cultural hub of the Roanoke Valley in the Blue Ridge Mountains.
|
E189942
|
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: Roanoke, Virginia | Statement: [Amtrak Northeast Regional, serves, Roanoke, Virginia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Roanoke, Virginia Context triple: [Amtrak Northeast Regional, serves, Roanoke, Virginia]
-
A.
Norfolk, Virginia
Norfolk, Virginia is a historic independent port city in southeastern Virginia, known for hosting the world’s largest naval base and serving as a major cultural and economic center of the Hampton Roads region.
-
B.
Kingstowne, Virginia
Kingstowne, Virginia is a large planned suburban community in Fairfax County near Alexandria, known for its residential neighborhoods, town center, and proximity to Washington, D.C.
-
C.
Chesapeake, Virginia
Chesapeake, Virginia is an independent city in the Hampton Roads region of southeastern Virginia known for its mix of suburban communities, extensive wetlands, and portions of the Great Dismal Swamp.
-
D.
Staunton, Virginia
Staunton, Virginia is a historic independent city in the Shenandoah Valley known for its well-preserved downtown, cultural institutions, and as the birthplace of President Woodrow Wilson.
-
E.
Richmond, Virginia
Richmond, Virginia is the capital city of the U.S. state of Virginia, known for its pivotal role in American history, particularly as the capital of the Confederacy during the Civil War.
- 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: Roanoke, Virginia Triple: [Amtrak Northeast Regional, serves, Roanoke, Virginia]
Generated description
Roanoke, Virginia is an independent city in western Virginia known as the commercial and cultural hub of the Roanoke Valley in the Blue Ridge Mountains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Roanoke, Virginia Target entity description: Roanoke, Virginia is an independent city in western Virginia known as the commercial and cultural hub of the Roanoke Valley in the Blue Ridge Mountains.
-
A.
Norfolk, Virginia
Norfolk, Virginia is a historic independent port city in southeastern Virginia, known for hosting the world’s largest naval base and serving as a major cultural and economic center of the Hampton Roads region.
-
B.
Kingstowne, Virginia
Kingstowne, Virginia is a large planned suburban community in Fairfax County near Alexandria, known for its residential neighborhoods, town center, and proximity to Washington, D.C.
-
C.
Chesapeake, Virginia
Chesapeake, Virginia is an independent city in the Hampton Roads region of southeastern Virginia known for its mix of suburban communities, extensive wetlands, and portions of the Great Dismal Swamp.
-
D.
Staunton, Virginia
Staunton, Virginia is a historic independent city in the Shenandoah Valley known for its well-preserved downtown, cultural institutions, and as the birthplace of President Woodrow Wilson.
-
E.
Richmond, Virginia
Richmond, Virginia is the capital city of the U.S. state of Virginia, known for its pivotal role in American history, particularly as the capital of the Confederacy during the Civil War.
- 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_69a4940712c88190aa244f3fc6070a65 |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bbbf71188190b82c8fff9d5ac01a |
completed | March 1, 2026, 10:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad718263f08190b0f03d583abdad10 |
completed | March 8, 2026, 12:54 p.m. |
| NEDg | Description generation | batch_69ad727514c88190bd558a7b8b8ef999 |
completed | March 8, 2026, 12:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad72c405b081909bff8bf621e9baec |
completed | March 8, 2026, 12:59 p.m. |
Created at: March 1, 2026, 7:44 p.m.