Triple
T17543531
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Water District of Southern California |
E427265
|
entity |
| Predicate | abbreviation |
P43
|
FINISHED |
| Object | MWD |
—
|
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: MWD | Statement: [Metropolitan Water District of Southern California, abbreviation, MWD]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MWD Context triple: [Metropolitan Water District of Southern California, abbreviation, MWD]
-
A.
MDW
MDW is the three-letter National Rail station code for Maidstone West railway station in Kent, England.
-
B.
MDW
MDW is the IATA airport code for Chicago Midway International Airport, a major commercial airport serving the Chicago metropolitan area in Illinois, USA.
-
C.
MOW
MOW is a dense, salty water mass originating from the Mediterranean Sea that flows into the Atlantic Ocean and significantly influences its thermohaline circulation.
-
D.
MOW
MOW is the IATA city code representing Moscow’s airports in Russia.
-
E.
MWA
MWA is the commonly used abbreviation for Mystery Writers of America, a prominent organization dedicated to crime and mystery writers.
- 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: MWD Target entity description: MWD is a regional wholesale water agency that supplies treated and untreated water to member public utilities across Southern California.
-
A.
MDW
MDW is the three-letter National Rail station code for Maidstone West railway station in Kent, England.
-
B.
MDW
MDW is the IATA airport code for Chicago Midway International Airport, a major commercial airport serving the Chicago metropolitan area in Illinois, USA.
-
C.
MOW
MOW is a dense, salty water mass originating from the Mediterranean Sea that flows into the Atlantic Ocean and significantly influences its thermohaline circulation.
-
D.
MOW
MOW is the IATA city code representing Moscow’s airports in Russia.
-
E.
MWA
MWA is the commonly used abbreviation for Mystery Writers of America, a prominent organization dedicated to crime and mystery writers.
- 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_69d889df6dc081908f67dbadc03c07ee |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e4545fe29c8190a586c75419fa14ea |
completed | April 19, 2026, 4:04 a.m. |
Created at: April 10, 2026, 5:49 a.m.