Triple
T7711988
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cowlitz River |
E174781
|
entity |
| Predicate | impoundedAs |
P44152
|
FINISHED |
| Object | Mayfield Lake |
E479242
|
NE FINISHED |
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: Mayfield Lake | Statement: [Cowlitz River, impoundedAs, Mayfield Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mayfield Lake Context triple: [Cowlitz River, impoundedAs, Mayfield Lake]
-
A.
Mayfield Lake
chosen
Mayfield Lake is a large reservoir in southwestern Washington State popular for boating, fishing, and camping.
-
B.
Grapevine Lake
Grapevine Lake is a large reservoir in North Texas popular for boating, fishing, and outdoor recreation, serving as both a water supply and a regional leisure destination.
-
C.
Overland Lake
Overland Lake is a high-elevation alpine lake in Nevada’s Ruby Mountains, known for its scenic mountain setting and backcountry hiking access.
-
D.
Wilson Lake
Wilson Lake is a man-made reservoir in northern Alabama known for hydroelectric power generation, navigation, and recreational activities along the Tennessee River.
-
E.
Wilson Lake
Wilson Lake is a scenic freshwater lake in western Maine known for recreation such as boating, fishing, and lakeside camping.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: impoundedAs Context triple: [Cowlitz River, impoundedAs, Mayfield Lake]
-
A.
impounds
Indicates the act of seizing and holding property, typically by an authority, so it is kept in custody and temporarily removed from the owner’s control.
-
B.
impoundedBy
Indicates that an authority or agent has seized and taken legal custody of an entity, typically restricting its use or movement.
-
C.
impoundedToForm
chosen
Indicates that something (typically water) is collected and held back, usually by a barrier or structure, in order to create or form another entity such as a reservoir, lake, or pond.
-
D.
impoundmentYear
Indicates the year in which something (typically property, funds, or resources) was officially impounded or taken into custody by an authority.
-
E.
detainedBy
Indicates that an entity is being held in custody or confinement by another entity, typically an authority or controlling party.
- F. None of above.
Provenance (4 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_69c6995c463c8190a14458036249d419 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c702ebb7448190ae8d47fe0cbb0907 |
completed | March 27, 2026, 10:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc638e62608190958e90b07138a1cc |
completed | April 1, 2026, 12:15 a.m. |
| PD | Predicate disambiguation | batch_69c701683dec8190be9861e592aa8ce0 |
completed | March 27, 2026, 10:15 p.m. |
Created at: March 27, 2026, 4:04 p.m.