Triple
T3339656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan Stadium |
E70225
|
entity |
| Predicate | surface |
P1242
|
FINISHED |
| Object | FieldTurf |
E2475
|
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: FieldTurf | Statement: [Michigan Stadium, surface, FieldTurf]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: FieldTurf Context triple: [Michigan Stadium, surface, FieldTurf]
-
A.
FieldTurf
chosen
FieldTurf is a brand of synthetic turf designed to mimic natural grass and commonly used in sports stadiums and athletic fields.
-
B.
West Field
West Field is a former World War II airfield on the island of Tinian in the Northern Mariana Islands, historically used by the United States Army Air Forces for B-29 bomber operations.
-
C.
Merlo Field
Merlo Field is a soccer-specific stadium in Portland, Oregon, best known as the on-campus home venue for the University of Portland’s soccer programs.
-
D.
Exhibition Field
Exhibition Field was the earlier name of Saint Petersburg’s historic Field of Mars, a central open space later used for military parades and public ceremonies.
-
E.
Eco-Power Stadium
Eco-Power Stadium is a modern football stadium in Doncaster, England, serving as the home ground of Doncaster Rovers F.C.
- 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_69ad85a405e48190b6e68de7cf9f319e |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb1bf1f648190993ac8e9dda60983 |
completed | March 8, 2026, 5:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b31a92555c81909a4769b6ecea5721 |
completed | March 12, 2026, 7:57 p.m. |
Created at: March 8, 2026, 3:12 p.m.