Triple

T7573083
Position Surface form Disambiguated ID Type / Status
Subject Tulpehocken Creek E179293 entity
Predicate hasDam P8736 FINISHED
Object Blue Marsh Dam
Blue Marsh Dam is an earthen dam in Berks County, Pennsylvania, built by the U.S. Army Corps of Engineers for flood control, recreation, and water supply on Tulpehocken Creek.
 E675607 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: Blue Marsh Dam | Statement: [Tulpehocken Creek, hasDam, Blue Marsh Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blue Marsh Dam
Context triple: [Tulpehocken Creek, hasDam, Blue Marsh Dam]
  • A. Merwin Dam
    Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
  • B. Silver Lake Dam
    Silver Lake Dam is a hydroelectric and flood-control structure on Michigan’s Dead River that helps regulate water flow and levels in the surrounding region.
  • C. Wyman Dam
    Wyman Dam is a hydroelectric dam in Maine that impounds the Kennebec River to form Wyman Lake and generate power.
  • D. Wyman Dam
    Wyman Dam is a hydroelectric dam located on the Androscoggin River in Maine, used for power generation and river flow regulation.
  • E. Tuckertown Dam
    Tuckertown Dam is a hydroelectric dam on the Yadkin River in North Carolina that forms Tuckertown Reservoir as part of a series of power-generating dams along the river.
  • 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: Blue Marsh Dam
Triple: [Tulpehocken Creek, hasDam, Blue Marsh Dam]
Generated description
Blue Marsh Dam is an earthen dam in Berks County, Pennsylvania, built by the U.S. Army Corps of Engineers for flood control, recreation, and water supply on Tulpehocken Creek.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Blue Marsh Dam
Target entity description: Blue Marsh Dam is an earthen dam in Berks County, Pennsylvania, built by the U.S. Army Corps of Engineers for flood control, recreation, and water supply on Tulpehocken Creek.
  • A. Merwin Dam
    Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
  • B. Silver Lake Dam
    Silver Lake Dam is a hydroelectric and flood-control structure on Michigan’s Dead River that helps regulate water flow and levels in the surrounding region.
  • C. Wyman Dam
    Wyman Dam is a hydroelectric dam in Maine that impounds the Kennebec River to form Wyman Lake and generate power.
  • D. Wyman Dam
    Wyman Dam is a hydroelectric dam located on the Androscoggin River in Maine, used for power generation and river flow regulation.
  • E. Tuckertown Dam
    Tuckertown Dam is a hydroelectric dam on the Yadkin River in North Carolina that forms Tuckertown Reservoir as part of a series of power-generating dams along the river.
  • 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_69c69f316e50819081a271c85c06f918 completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c6f94710a0819094508356b8d610ab completed March 27, 2026, 9:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8616207f88190834dc2412001af3f completed March 28, 2026, 11:16 p.m.
NEDg Description generation batch_69c86211e4f88190b38bce6441e33b53 completed March 28, 2026, 11:19 p.m.
NED2 Entity disambiguation (via description) batch_69c862b8f3688190b0abc00458f70d7e completed March 28, 2026, 11:22 p.m.
Created at: March 27, 2026, 3:51 p.m.