Triple
T257004
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Merrimack River |
E5456
|
entity |
| Predicate | tributary |
P415
|
FINISHED |
| Object |
Souhegan River
The Souhegan River is a New Hampshire waterway known for its scenic, largely rural course and popular recreational activities such as fishing, paddling, and riverside hiking.
|
E74141
|
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: Souhegan River | Statement: [Merrimack River, tributary, Souhegan River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Souhegan River Context triple: [Merrimack River, tributary, Souhegan River]
-
A.
Nashua River
The Nashua River is a New England waterway flowing through Massachusetts and New Hampshire, historically significant for both severe industrial pollution and subsequent environmental restoration efforts.
-
B.
Malden River
The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
-
C.
Squannacook River
The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
-
D.
Concord River
The Concord River is a historically significant river in eastern Massachusetts, known for its role in early American history and its scenic, meandering course through the town of Concord.
-
E.
Merrimack River
The Merrimack River is a major New England waterway that flows through New Hampshire and northeastern Massachusetts, historically important for powering textile mills and shaping the industrial development of the region.
- 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: Souhegan River Triple: [Merrimack River, tributary, Souhegan River]
Generated description
The Souhegan River is a New Hampshire waterway known for its scenic, largely rural course and popular recreational activities such as fishing, paddling, and riverside hiking.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Souhegan River Target entity description: The Souhegan River is a New Hampshire waterway known for its scenic, largely rural course and popular recreational activities such as fishing, paddling, and riverside hiking.
-
A.
Nashua River
The Nashua River is a New England waterway flowing through Massachusetts and New Hampshire, historically significant for both severe industrial pollution and subsequent environmental restoration efforts.
-
B.
Malden River
The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
-
C.
Squannacook River
The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
-
D.
Concord River
The Concord River is a historically significant river in eastern Massachusetts, known for its role in early American history and its scenic, meandering course through the town of Concord.
-
E.
Merrimack River
The Merrimack River is a major New England waterway that flows through New Hampshire and northeastern Massachusetts, historically important for powering textile mills and shaping the industrial development of the region.
- 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_69a2580a64ac8190ad76e34bb0715b5e |
completed | Feb. 28, 2026, 2:50 a.m. |
| NER | Named-entity recognition | batch_69a25d5884c88190a349d7593b688921 |
completed | Feb. 28, 2026, 3:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5154d3a70819097de31be3b753523 |
completed | March 2, 2026, 4:42 a.m. |
| NEDg | Description generation | batch_69a516a9b95081908b7c947edd0ef268 |
completed | March 2, 2026, 4:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a5173b405081908135a9b03e1bb11f |
completed | March 2, 2026, 4:51 a.m. |
Created at: Feb. 28, 2026, 2:55 a.m.