Triple
T9363986
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Iowa City Transit |
E225353
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Iowa City, Iowa |
E7740
|
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: Iowa City, Iowa | Statement: [Iowa City Transit, headquartersLocation, Iowa City, Iowa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iowa City, Iowa Context triple: [Iowa City Transit, headquartersLocation, Iowa City, Iowa]
-
A.
Iowa City, Iowa
chosen
Iowa City, Iowa is a mid-sized Midwestern city best known as the home of the University of Iowa and a UNESCO City of Literature.
-
B.
Oskaloosa, Iowa
Oskaloosa, Iowa is a small city in southeastern Iowa known for its historic downtown, rich coal-mining heritage, and role as a regional commercial and cultural center.
-
C.
Cedar Falls, Iowa
Cedar Falls, Iowa is a city in northeastern Iowa known for being home to the University of Northern Iowa and a regional center for education and culture.
-
D.
Cedar Rapids, Iowa
Cedar Rapids, Iowa is the second-largest city in the state, known as a major economic and cultural hub of eastern Iowa with a strong manufacturing base and vibrant arts scene.
-
E.
Iowa City metropolitan area
The Iowa City metropolitan area is a regional urban and economic hub in eastern Iowa centered on the city of Iowa City and its surrounding communities.
- 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_69ca842bdd648190904131d58620d448 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd503fd7f081909655e2a880c84834 |
completed | April 1, 2026, 5:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d121f7a61081908801cdc965f65c3a |
completed | April 4, 2026, 2:36 p.m. |
Created at: March 30, 2026, 7:42 p.m.