Triple
T6472382
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra SouthWest Service |
E145985
|
entity |
| Predicate | servesCity |
P82
|
FINISHED |
| Object | Chicago, Illinois |
E108
|
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: Chicago, Illinois | Statement: [Metra SouthWest Service, servesCity, Chicago, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago, Illinois Context triple: [Metra SouthWest Service, servesCity, Chicago, Illinois]
-
A.
Chicago
Chicago is a long-running, Tony Award–winning Broadway musical known for its jazz-influenced score, satirical take on crime and celebrity, and iconic Bob Fosse–style choreography.
-
B.
City of Chicago
The City of Chicago is a major U.S. metropolis on Lake Michigan known for its influential architecture, diverse neighborhoods, and role as a cultural, economic, and transportation hub of the Midwest.
-
C.
Chicago, Illinois, United States
chosen
Chicago, Illinois, United States is a major Midwestern metropolis known for its influential architecture, cultural institutions, and role as a historic center of industry and commerce.
-
D.
Washington, Illinois
Washington, Illinois is a small city in Tazewell County known as a residential community within the Peoria metropolitan area in central Illinois.
-
E.
Metropolis, Illinois
Metropolis, Illinois is a small city along the Ohio River best known as the officially designated "Hometown of Superman," featuring related attractions and tourism.
- 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_69c008fec7408190af7b146dc63d9750 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c06a3188488190a1b7452ede91ba5e |
completed | March 22, 2026, 10:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6637a1b548190b5af5cbae81346e8 |
completed | March 27, 2026, 11:01 a.m. |
Created at: March 22, 2026, 4:50 p.m.