Triple
T1884187
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Branch Potomac River |
E39922
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object |
Jennings Randolph Lake
Jennings Randolph Lake is a man-made reservoir on the North Branch Potomac River, created for flood control, water supply, and recreation along the Maryland–West Virginia border.
|
E221189
|
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: Jennings Randolph Lake | Statement: [North Branch Potomac River, hasDam, Jennings Randolph Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jennings Randolph Lake Context triple: [North Branch Potomac River, hasDam, Jennings Randolph Lake]
-
A.
High Rock Lake
High Rock Lake is a large reservoir in central North Carolina popular for boating, fishing, and recreational activities.
-
B.
Kentucky Lake
Kentucky Lake is a large man-made reservoir in western Kentucky and Tennessee, popular for boating, fishing, and recreation and known as one of the largest artificial lakes in the eastern United States.
-
C.
Watts Bar Lake
Watts Bar Lake is a large man-made reservoir in eastern Tennessee known for boating, fishing, and recreation, created by the impoundment of the Tennessee River.
-
D.
Table Rock Lake
Table Rock Lake is a large man-made reservoir in the Ozark Mountains of Missouri, popular for boating, fishing, and outdoor recreation.
-
E.
Franklin D. Roosevelt Lake
Franklin D. Roosevelt Lake is a large man-made reservoir on the Columbia River in Washington State, created by the construction of Grand Coulee Dam and used for hydroelectric power, irrigation, and recreation.
- 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: Jennings Randolph Lake Triple: [North Branch Potomac River, hasDam, Jennings Randolph Lake]
Generated description
Jennings Randolph Lake is a man-made reservoir on the North Branch Potomac River, created for flood control, water supply, and recreation along the Maryland–West Virginia border.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Jennings Randolph Lake Target entity description: Jennings Randolph Lake is a man-made reservoir on the North Branch Potomac River, created for flood control, water supply, and recreation along the Maryland–West Virginia border.
-
A.
High Rock Lake
High Rock Lake is a large reservoir in central North Carolina popular for boating, fishing, and recreational activities.
-
B.
Kentucky Lake
Kentucky Lake is a large man-made reservoir in western Kentucky and Tennessee, popular for boating, fishing, and recreation and known as one of the largest artificial lakes in the eastern United States.
-
C.
Watts Bar Lake
Watts Bar Lake is a large man-made reservoir in eastern Tennessee known for boating, fishing, and recreation, created by the impoundment of the Tennessee River.
-
D.
Table Rock Lake
Table Rock Lake is a large man-made reservoir in the Ozark Mountains of Missouri, popular for boating, fishing, and outdoor recreation.
-
E.
Franklin D. Roosevelt Lake
Franklin D. Roosevelt Lake is a large man-made reservoir on the Columbia River in Washington State, created by the construction of Grand Coulee Dam and used for hydroelectric power, irrigation, and recreation.
- 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_69a88633e4fc8190b7eb40463e048ec5 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb11d3cd48190bbd3ef2cf62e0dff |
completed | March 7, 2026, 5:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae030bfbcc8190842a2bc69afb0db2 |
completed | March 8, 2026, 11:15 p.m. |
| NEDg | Description generation | batch_69ae03647d5881908c5952dd3e2015a7 |
completed | March 8, 2026, 11:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae03f3611c8190b1cb90c9e59429cc |
completed | March 8, 2026, 11:19 p.m. |
Created at: March 4, 2026, 7:34 p.m.