Triple
T11264718
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak station Dearborn |
E266652
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Michigan Line |
E401127
|
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: Michigan Line | Statement: [Amtrak station Dearborn, railwayLine, Michigan Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Michigan Line Context triple: [Amtrak station Dearborn, railwayLine, Michigan Line]
-
A.
Michigan Line
chosen
The Michigan Line is a key passenger rail corridor in the Midwest, carrying Amtrak trains between Chicago and Detroit/Pontiac across southern Michigan.
-
B.
Illinois–Indiana state line
The Illinois–Indiana state line is the boundary separating the U.S. states of Illinois and Indiana, running north–south from Lake Michigan through both urban and rural areas.
-
C.
Illinois–Wisconsin border
The Illinois–Wisconsin border is the state line separating Illinois and Wisconsin in the Midwestern United States, running east–west from Lake Michigan across rural and suburban landscapes.
-
D.
Iowa–Illinois state line
The Iowa–Illinois state line is the boundary separating the U.S. states of Iowa and Illinois, running largely along the Mississippi River and defining part of the border between the Midwest states.
-
E.
49th Parallel
"49th Parallel" is a 1941 British war drama film directed by Michael Powell that follows stranded Nazi U-boat sailors attempting to escape across Canada during World War II.
- 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_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e94d56048190bf808e1bc2188714 |
completed | April 9, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4ccc7fdc48190a84b8b584f67b464 |
completed | April 19, 2026, 12:38 p.m. |
Created at: April 8, 2026, 9:31 p.m.