Triple
T12386369
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marathon Reservoir |
E295874
|
entity |
| Predicate | hasAssociatedStructure |
P2830
|
FINISHED |
| Object | Marathon Dam |
E1058731
|
NE FINISHED |
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: Marathon Dam | Statement: [Marathon Reservoir, hasAssociatedStructure, Marathon Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marathon Dam Context triple: [Marathon Reservoir, hasAssociatedStructure, Marathon Dam]
-
A.
Marathon Dam
chosen
Marathon Dam is a historic concrete gravity dam in Greece that forms Lake Marathon, a key reservoir supplying water to the Athens metropolitan area.
-
B.
Cascade Dam
Cascade Dam is a hydroelectric and flood-control structure located on the Thornapple River in Michigan.
-
C.
Cannonsville Dam
Cannonsville Dam is a large earth-fill dam in Delaware County, New York, that impounds the West Branch of the Delaware River as part of New York City's upstate water supply system.
-
D.
Palisade Dam
Palisade Dam is an irrigation and water storage structure located on the Sevier River in central Utah, supporting local agriculture and recreation.
-
E.
Arrowrock Dam
Arrowrock Dam is an early 20th-century concrete arch dam in Idaho, notable for its role in irrigation, flood control, and hydroelectric power generation in the Boise River basin.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6ad9e653c8190b1473c860ee53dae |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d93fbd489c819098233a111442762e |
completed | April 10, 2026, 6:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fba1ad4cc48190a680652efa3ab463 |
completed | May 6, 2026, 8:16 p.m. |
Created at: April 8, 2026, 9:54 p.m.