Triple
T9531381
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Iowa City–Cedar Rapids Corridor |
E229903
|
entity |
| Predicate | primaryStateUniversity |
P82080
|
FINISHED |
| Object | University of Iowa |
E58978
|
NE FINISHED |
How this triple was built (3 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: University of Iowa | Statement: [Iowa City–Cedar Rapids Corridor, primaryStateUniversity, University of Iowa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: University of Iowa Context triple: [Iowa City–Cedar Rapids Corridor, primaryStateUniversity, University of Iowa]
-
A.
University of Iowa
chosen
The University of Iowa is a major public research university renowned for its strong writing programs, medical center, and Big Ten athletics.
-
B.
Iowa State College
Iowa State College, now known as Iowa State University, is a major public land-grant research university located in Ames, Iowa.
-
C.
Iowa State University College of Liberal Arts and Sciences
Iowa State University College of Liberal Arts and Sciences is the university’s largest academic division, offering a broad range of programs in the humanities, social sciences, and natural sciences.
-
D.
University of Nebraska–Lincoln
The University of Nebraska–Lincoln is a major public research university and flagship campus of the University of Nebraska system, known for its strong academic programs and notable alumni including investor Warren Buffett.
-
E.
University of Northern Iowa
The University of Northern Iowa is a public university in Cedar Falls, Iowa, known for its strong teacher education programs and mid-sized, student-focused campus.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: primaryStateUniversity Context triple: [Iowa City–Cedar Rapids Corridor, primaryStateUniversity, University of Iowa]
-
A.
stateUniversity
Indicates that an institution is a university that is publicly funded and operated under the authority of a state or similar governmental entity.
-
B.
homeStateUniversity
chosen
Indicates that a university is located in and primarily associated with a particular state, serving as that state's home institution.
-
C.
campusState
Indicates the current operational or status condition of a campus (such as open, closed, active, or inactive).
-
D.
isLargestPublicUniversityIn
Indicates that a university is the largest public university (typically by enrollment or size) within a specified geographic or administrative region.
-
E.
isPrimaryUndergraduateCollegeFor
Indicates that one institution serves as the main undergraduate college or school for a given entity (such as a university or student population).
- F. None of above.
Provenance (4 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_69ca8479934c81908006d0e6e970ae05 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd98b408648190a04127c1d47fe7d2 |
completed | April 1, 2026, 10:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1610abbec81908743c1ef20fb39d4 |
completed | April 4, 2026, 7:05 p.m. |
| PD | Predicate disambiguation | batch_69cca56c44f88190a54a5d2a133bb07e |
completed | April 1, 2026, 4:56 a.m. |
Created at: March 30, 2026, 8 p.m.