Triple
T20547825
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Indian vehicle registration plate system |
E504517
|
entity |
| Predicate | relatedTo |
P37
|
FINISHED |
| Object | Bharat Stage emission norms |
—
|
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: Bharat Stage emission norms | Statement: [Indian vehicle registration plate system, relatedTo, Bharat Stage emission norms]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bharat Stage emission norms Context triple: [Indian vehicle registration plate system, relatedTo, Bharat Stage emission norms]
-
A.
Euro 6
Euro 6 is a stringent European Union vehicle emissions standard that limits pollutants such as nitrogen oxides and particulate matter from cars and light commercial vehicles.
-
B.
UN Regulation No. 83 on emissions of M1 and N1 vehicles
UN Regulation No. 83 is an international vehicle emissions standard that sets technical requirements and test procedures to limit pollutant emissions from light passenger (M1) and light commercial (N1) vehicles.
-
C.
EPA Tier 5 (proposed or conceptual) emission standards
EPA Tier 5 (proposed or conceptual) emission standards are anticipated future U.S. Environmental Protection Agency regulations that would further tighten allowable pollutant emissions from non-road and other engines beyond the limits set by Tier 4.
-
D.
Euro III
Euro III is a European Union vehicle emissions standard that tightened limits on pollutants from engines, particularly for heavy-duty vehicles like buses and trucks.
-
E.
US EPA light-duty standards
US EPA light-duty standards are federal regulations that set limits on emissions and fuel economy for passenger cars and light trucks sold in the United States.
- 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: Bharat Stage emission norms Target entity description: Bharat Stage emission norms are India’s government-mandated vehicle emission standards that regulate and progressively tighten permissible pollutant levels from automobiles to control air pollution.
-
A.
Euro 6
Euro 6 is a stringent European Union vehicle emissions standard that limits pollutants such as nitrogen oxides and particulate matter from cars and light commercial vehicles.
-
B.
UN Regulation No. 83 on emissions of M1 and N1 vehicles
UN Regulation No. 83 is an international vehicle emissions standard that sets technical requirements and test procedures to limit pollutant emissions from light passenger (M1) and light commercial (N1) vehicles.
-
C.
EPA Tier 5 (proposed or conceptual) emission standards
EPA Tier 5 (proposed or conceptual) emission standards are anticipated future U.S. Environmental Protection Agency regulations that would further tighten allowable pollutant emissions from non-road and other engines beyond the limits set by Tier 4.
-
D.
Euro III
Euro III is a European Union vehicle emissions standard that tightened limits on pollutants from engines, particularly for heavy-duty vehicles like buses and trucks.
-
E.
US EPA light-duty standards
US EPA light-duty standards are federal regulations that set limits on emissions and fuel economy for passenger cars and light trucks sold in the United States.
- 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_69e0b4b52c048190952b4d0f430813a3 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a2991ac8819089b8c2d70eb88952 |
completed | April 20, 2026, 10:03 p.m. |
Created at: April 16, 2026, 11:38 a.m.