Triple
T4241872
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Midwest services |
E95431
|
entity |
| Predicate | routeIncludes |
P1393
|
FINISHED |
| Object | Carl Sandburg |
E68791
|
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: Carl Sandburg | Statement: [Amtrak Midwest services, routeIncludes, Carl Sandburg]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Carl Sandburg Context triple: [Amtrak Midwest services, routeIncludes, Carl Sandburg]
-
A.
Carl Sandburg
chosen
Carl Sandburg was an American poet, writer, and folklorist known for his free-verse depictions of industrial America and his celebrated biography of Abraham Lincoln.
-
B.
Vachel Lindsay
Vachel Lindsay was an influential American poet known for his rhythmic, chant-like verse and performances that helped pioneer modern spoken-word poetry in the early 20th century.
-
C.
Lillian Steichen Sandburg
Lillian Steichen Sandburg was an American educator, political activist, and bookbinder best known as the wife and close collaborator of poet and writer Carl Sandburg.
-
D.
Walt Whitman
Walt Whitman was an American character actor of the silent film era, known for his supporting roles in numerous early 20th-century motion pictures.
-
E.
Walt Whitman
Walt Whitman was a pioneering 19th-century American poet and essayist best known for his groundbreaking poetry collection "Leaves of Grass," which profoundly influenced modern literature.
- 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_69b3453d91548190b4d4ef8fe52aa2ac |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34e891bc08190831187da4f553f48 |
completed | March 12, 2026, 11:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a872fd6881908a3fbe37e7c35c92 |
completed | March 14, 2026, 6:26 p.m. |
Created at: March 12, 2026, 11:05 p.m.