Triple
T8132616
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Marsh Lake |
E189887
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | U.S. Army Corps of Engineers Philadelphia District |
E3298
|
NE FINISHED |
How this triple was built (2 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: U.S. Army Corps of Engineers Philadelphia District | Statement: [Blue Marsh Lake, operatedBy, U.S. Army Corps of Engineers Philadelphia District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Army Corps of Engineers Philadelphia District Context triple: [Blue Marsh Lake, operatedBy, U.S. Army Corps of Engineers Philadelphia District]
-
A.
U.S. Army Corps of Engineers
chosen
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
-
B.
Delaware River and Bay Authority
The Delaware River and Bay Authority is a bi-state governmental agency that manages and operates transportation infrastructure and services, including bridges, ferries, and airports, between Delaware and New Jersey.
-
C.
Delaware River Port Authority
The Delaware River Port Authority is a bi-state agency that manages key transportation infrastructure, including bridges and transit services, connecting Pennsylvania and New Jersey across the Delaware River.
-
D.
Delaware River Waterfront Corporation
The Delaware River Waterfront Corporation is a nonprofit organization that plans, develops, and manages public spaces and revitalization projects along Philadelphia’s central Delaware River waterfront.
-
E.
U.S. Army Engineer Research and Development Center
The U.S. Army Engineer Research and Development Center is the principal research organization of the U.S. Army Corps of Engineers, conducting engineering and environmental science R&D to support military and civil works missions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82bcb4848190a9a9d036ad768642 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb43ba98c881909c4b4c9cd25ad063 |
completed | March 31, 2026, 3:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc9482113881909439c9e43fbc933f |
completed | April 1, 2026, 3:44 a.m. |
Created at: March 30, 2026, 5:35 p.m.