Triple
T20209183
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Río Grijalva |
E493440
|
entity |
| Predicate | formsReservoir |
P11309
|
FINISHED |
| Object | Presa Chicoasén |
—
|
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: Presa Chicoasén | Statement: [Río Grijalva, formsReservoir, Presa Chicoasén]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Presa Chicoasén Context triple: [Río Grijalva, formsReservoir, Presa Chicoasén]
-
A.
Chicoasén Dam
chosen
Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
-
B.
Morelos Dam
Morelos Dam is a diversion dam on the lower Colorado River near the U.S.–Mexico border that channels water primarily for agricultural use in Mexico.
-
C.
Presa Álvaro Obregón
Presa Álvaro Obregón is a major reservoir and hydroelectric dam on the Yaqui River in Sonora, Mexico, used primarily for irrigation, water supply, and power generation.
-
D.
Presa Lázaro Cárdenas
Presa Lázaro Cárdenas is a major Mexican dam and reservoir on the Nazas River, built primarily for irrigation, flood control, and regional water supply.
-
E.
Chicoasén Reservoir
Chicoasén Reservoir is a large artificial lake in Chiapas, Mexico, formed by the Chicoasén Dam on the Grijalva River and used primarily for hydroelectric power generation and water management.
- 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66d94999c8190b67051cb0acea213 |
completed | April 20, 2026, 6:16 p.m. |
Created at: April 11, 2026, 11:38 p.m.