Triple
T21125842
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dublin Area Rapid Transit |
E520553
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | IE 8510 Class EMU |
—
|
NE NERFINISHED |
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: IE 8510 Class EMU | Statement: [Dublin Area Rapid Transit, rollingStock, IE 8510 Class EMU]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IE 8510 Class EMU Context triple: [Dublin Area Rapid Transit, rollingStock, IE 8510 Class EMU]
-
A.
IE 8500 Class EMU
The IE 8500 Class EMU is a series of electric multiple unit trains operated by Iarnród Éireann for suburban commuter services in the Dublin area.
-
B.
IE 8100 Class EMU
The IE 8100 Class EMU is an electric multiple unit train type that formed the original fleet for Dublin’s DART suburban rail system in Ireland.
-
C.
Class 455 EMU
The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
-
D.
Class 83 EMU
The Class 83 EMU is an electric multiple unit train type used by Malaysia’s KTM Komuter suburban rail service for passenger operations.
-
E.
Civia EMU
Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: IE 8510 Class EMU Target entity description: The IE 8510 Class EMU is a type of electric multiple unit train used for commuter rail services on Ireland’s Dublin Area Rapid Transit network.
-
A.
IE 8500 Class EMU
The IE 8500 Class EMU is a series of electric multiple unit trains operated by Iarnród Éireann for suburban commuter services in the Dublin area.
-
B.
IE 8100 Class EMU
The IE 8100 Class EMU is an electric multiple unit train type that formed the original fleet for Dublin’s DART suburban rail system in Ireland.
-
C.
Class 455 EMU
The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
-
D.
Class 83 EMU
The Class 83 EMU is an electric multiple unit train type used by Malaysia’s KTM Komuter suburban rail service for passenger operations.
-
E.
Civia EMU
Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
- F. None of above. chosen
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_69e0b50a623881909c0bbaf4f2c055e7 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e72238cf708190a4676c40deea2e46 |
completed | April 21, 2026, 7:07 a.m. |
Created at: April 16, 2026, 2:56 p.m.