Triple
T7071383
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Piedmont |
E164704
|
entity |
| Predicate | brand |
P1500
|
FINISHED |
| Object |
NC By Train
NC By Train is North Carolina’s state-supported passenger rail service brand that promotes and coordinates Amtrak routes such as the Piedmont within the state.
|
E641324
|
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: NC By Train | Statement: [Amtrak Piedmont, brand, NC By Train]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NC By Train Context triple: [Amtrak Piedmont, brand, NC By Train]
-
A.
Go By Train
"Go By Train" is the iconic neon-lit slogan displayed atop Portland Union Station that promotes rail travel and has become a recognizable symbol of the city.
-
B.
Sleep Train
Sleep Train is a former American mattress retail chain known for its extensive network of bedding stores, particularly in the western United States.
-
C.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
D.
This Train
"This Train" is a song by reggae artist International Herb, likely reflecting his roots-influenced style and themes.
-
E.
Downbound Train
"Downbound Train" is a somber, narrative-driven rock song by Bruce Springsteen that appears on his 1984 album *Born in the U.S.A.*
- 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: NC By Train Triple: [Amtrak Piedmont, brand, NC By Train]
Generated description
NC By Train is North Carolina’s state-supported passenger rail service brand that promotes and coordinates Amtrak routes such as the Piedmont within the state.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: NC By Train Target entity description: NC By Train is North Carolina’s state-supported passenger rail service brand that promotes and coordinates Amtrak routes such as the Piedmont within the state.
-
A.
Go By Train
"Go By Train" is the iconic neon-lit slogan displayed atop Portland Union Station that promotes rail travel and has become a recognizable symbol of the city.
-
B.
Sleep Train
Sleep Train is a former American mattress retail chain known for its extensive network of bedding stores, particularly in the western United States.
-
C.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
D.
This Train
"This Train" is a song by reggae artist International Herb, likely reflecting his roots-influenced style and themes.
-
E.
Downbound Train
"Downbound Train" is a somber, narrative-driven rock song by Bruce Springsteen that appears on his 1984 album *Born in the U.S.A.*
- 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_69c6887b96548190a8a9b3ac8adf4119 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e4c9cdbc8190b91cd3b4eef58eb6 |
completed | March 27, 2026, 8:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7945a98108190b982ad41222333e4 |
completed | March 28, 2026, 8:42 a.m. |
| NEDg | Description generation | batch_69c7987eb82c819097194f3b1a5ebfac |
completed | March 28, 2026, 8:59 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c79a9087508190b56f14e193d924ca |
completed | March 28, 2026, 9:08 a.m. |
Created at: March 27, 2026, 2:39 p.m.