Triple
T89914
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles River |
E1807
|
entity |
| Predicate | sourceLocation |
P40
|
FINISHED |
| Object |
Echo Lake, Hopkinton, Massachusetts
Echo Lake in Hopkinton, Massachusetts is a small reservoir best known as the headwaters of the Charles River.
|
E34283
|
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: Echo Lake, Hopkinton, Massachusetts | Statement: [Charles River, sourceLocation, Echo Lake, Hopkinton, Massachusetts]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Echo Lake, Hopkinton, Massachusetts Context triple: [Charles River, sourceLocation, Echo Lake, Hopkinton, Massachusetts]
-
A.
Long Lake (Littleton, Massachusetts)
Long Lake (Littleton, Massachusetts) is a small recreational lake in the town of Littleton, known for swimming, boating, and its town beach.
-
B.
Melton Hill Lake
Melton Hill Lake is a reservoir on the Clinch River in East Tennessee known for boating, fishing, and other outdoor recreational activities.
-
C.
Walden Pond State Reservation
Walden Pond State Reservation is a historic natural park in Massachusetts best known as the setting of Henry David Thoreau’s book "Walden" and a symbol of American transcendentalism and conservation.
-
D.
Alewife Brook Reservation
Alewife Brook Reservation is an urban nature preserve and wetland park in Cambridge, Massachusetts, offering trails, wildlife habitat, and floodplain protection within the Boston metropolitan area.
-
E.
Jamaica Pond
Jamaica Pond is a large freshwater kettle pond and popular recreational area in Boston, known for boating, walking paths, and scenic views within the city’s park system.
- 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: Echo Lake, Hopkinton, Massachusetts Triple: [Charles River, sourceLocation, Echo Lake, Hopkinton, Massachusetts]
Generated description
Echo Lake in Hopkinton, Massachusetts is a small reservoir best known as the headwaters of the Charles River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Echo Lake, Hopkinton, Massachusetts Target entity description: Echo Lake in Hopkinton, Massachusetts is a small reservoir best known as the headwaters of the Charles River.
-
A.
Long Lake (Littleton, Massachusetts)
Long Lake (Littleton, Massachusetts) is a small recreational lake in the town of Littleton, known for swimming, boating, and its town beach.
-
B.
Melton Hill Lake
Melton Hill Lake is a reservoir on the Clinch River in East Tennessee known for boating, fishing, and other outdoor recreational activities.
-
C.
Walden Pond State Reservation
Walden Pond State Reservation is a historic natural park in Massachusetts best known as the setting of Henry David Thoreau’s book "Walden" and a symbol of American transcendentalism and conservation.
-
D.
Alewife Brook Reservation
Alewife Brook Reservation is an urban nature preserve and wetland park in Cambridge, Massachusetts, offering trails, wildlife habitat, and floodplain protection within the Boston metropolitan area.
-
E.
Jamaica Pond
Jamaica Pond is a large freshwater kettle pond and popular recreational area in Boston, known for boating, walking paths, and scenic views within the city’s park system.
- 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_69a24d1a97dc819094e6c021fe9b05a7 |
completed | Feb. 28, 2026, 2:04 a.m. |
| NER | Named-entity recognition | batch_69a383e3575c8190932dcdc25503d06e |
completed | March 1, 2026, 12:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a38611d3808190834c96fe39f9cf0d |
completed | March 1, 2026, 12:19 a.m. |
| NEDg | Description generation | batch_69a386883e74819090d26dff200cb267 |
completed | March 1, 2026, 12:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a386f03ac08190a2645a325bb73fcd |
completed | March 1, 2026, 12:23 a.m. |
Created at: Feb. 28, 2026, 2:07 a.m.