Triple
T22929807
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berlin Alexanderplatz station |
E569404
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | U2 |
—
|
NE NERFINISHED |
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: U2 | Statement: [Berlin Alexanderplatz station, servedBy, U2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U2 Context triple: [Berlin Alexanderplatz station, servedBy, U2]
-
A.
U2
U2 is an Irish rock band formed in Dublin in 1976, renowned for its anthemic sound, socially conscious lyrics, and global influence on popular music.
-
B.
U2
U2 is one of the main rapid transit lines of the Nuremberg U-Bahn system in Nuremberg, Germany.
-
C.
U2
U2 is the IATA airline code for easyJet, a major low-cost airline based in the United Kingdom.
-
D.
U2
chosen
U2 is a major line of the Berlin U-Bahn rapid transit system, running east–west across the city and serving many central and historically significant stations.
-
E.
U2
U2 is one of the main lines of the Munich U-Bahn rapid transit system, connecting key districts across the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e2458f7d008190901dccbaebeaba24 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f180dc33e8819099e5ad87207de57f |
completed | April 29, 2026, 3:54 a.m. |
Created at: April 17, 2026, 3:44 p.m.