Triple
T13506664
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Arenal |
E321029
|
entity |
| Predicate | createdBy |
P806
|
FINISHED |
| Object |
Arenal Dam
Arenal Dam is a major hydroelectric dam in Costa Rica that created Lake Arenal and plays a key role in the country’s renewable energy production.
|
E1048450
|
NE FINISHED |
How this triple was built (4 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: Arenal Dam | Statement: [Lake Arenal, createdBy, Arenal Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arenal Dam Context triple: [Lake Arenal, createdBy, Arenal Dam]
-
A.
Guana Dam
Guana Dam is a water-control structure within Florida’s Guana Tolomato Matanzas National Estuarine Research Reserve that creates the Guana Lake/Guana River impoundment used for habitat management, recreation, and research.
-
B.
Arenal
Arenal is a prominent stratovolcano in northwestern Costa Rica, famed for its near-perfect conical shape and role as a major eco-tourism and geothermal energy site.
-
C.
Arenal
Arenal is a locality in the Mexican state of Jalisco, situated near the municipality of Zapopan in the Guadalajara metropolitan area.
-
D.
Lake Arenal
Lake Arenal is Costa Rica’s largest and most famous lake, known for its scenic views of Arenal Volcano and its popularity for windsurfing, fishing, and eco-tourism.
-
E.
El Chocón Dam
El Chocón Dam is a large hydroelectric dam in Argentina known for its significant role in power generation and flood control on the Limay River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Arenal Dam Triple: [Lake Arenal, createdBy, Arenal Dam]
Generated description
Arenal Dam is a major hydroelectric dam in Costa Rica that created Lake Arenal and plays a key role in the country’s renewable energy production.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Arenal Dam Target entity description: Arenal Dam is a major hydroelectric dam in Costa Rica that created Lake Arenal and plays a key role in the country’s renewable energy production.
-
A.
Guana Dam
Guana Dam is a water-control structure within Florida’s Guana Tolomato Matanzas National Estuarine Research Reserve that creates the Guana Lake/Guana River impoundment used for habitat management, recreation, and research.
-
B.
Arenal
Arenal is a prominent stratovolcano in northwestern Costa Rica, famed for its near-perfect conical shape and role as a major eco-tourism and geothermal energy site.
-
C.
Arenal
Arenal is a locality in the Mexican state of Jalisco, situated near the municipality of Zapopan in the Guadalajara metropolitan area.
-
D.
Lake Arenal
Lake Arenal is Costa Rica’s largest and most famous lake, known for its scenic views of Arenal Volcano and its popularity for windsurfing, fishing, and eco-tourism.
-
E.
El Chocón Dam
El Chocón Dam is a large hydroelectric dam in Argentina known for its significant role in power generation and flood control on the Limay River.
- F. None of above. chosen
Provenance (5 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_69d807629d6c8190998f1b9bb12d2ed0 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbaf8259a08190ada13c4a3078f07d |
completed | April 12, 2026, 2:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f76ba835f08190bdc21de864e0fcc8 |
completed | May 3, 2026, 3:37 p.m. |
| NEDg | Description generation | batch_69f778e8dbb88190bbdca0261c54c554 |
completed | May 3, 2026, 4:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f779877d048190a11e9bdef68c1f4b |
completed | May 3, 2026, 4:36 p.m. |
Created at: April 9, 2026, 9:43 p.m.