Triple
T9148925
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Heartland Flyer |
E219530
|
entity |
| Predicate | name |
P16
|
FINISHED |
| Object | Heartland Flyer |
E687650
|
NE FINISHED |
How this triple was built (2 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: Heartland Flyer | Statement: [Amtrak Heartland Flyer, name, Heartland Flyer]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heartland Flyer Context triple: [Amtrak Heartland Flyer, name, Heartland Flyer]
-
A.
Heartland Flyer
chosen
The Heartland Flyer is an Amtrak passenger train that operates daily between Oklahoma City, Oklahoma, and Fort Worth, Texas, providing regional rail service through the Southern Plains.
-
B.
Heartland
Heartland is a long-running Canadian family drama television series that follows the lives and challenges of a multigenerational ranching family in rural Alberta.
-
C.
Heartland
Heartland is a 2021 country-rap fusion album by American rapper Nelly that features collaborations with several country artists.
-
D.
Heartland
Heartland is a novel by British writer Neil Cross, best known for its dark, psychologically driven storytelling.
-
E.
Heartland
"Heartland" is a song by U2 from their album *Rattle and Hum*, known for its atmospheric sound and evocative lyrics about America.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca83e121dc81909912bd66953081c5 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cca91a1fd08190a5bb3d9280439b09 |
completed | April 1, 2026, 5:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d04833858081909b616325f0e6f787 |
completed | April 3, 2026, 11:07 p.m. |
Created at: March 30, 2026, 7:20 p.m.