Triple
T1478549
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Casco Bay |
E30897
|
entity |
| Predicate | hasLighthouse |
P182
|
FINISHED |
| Object |
Bug Light (Portland Breakwater Light)
Bug Light, officially known as Portland Breakwater Light, is a small historic lighthouse in South Portland, Maine, noted for its distinctive Greek Revival–style architecture and role in guiding ships into Portland Harbor.
|
E168956
|
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: Bug Light (Portland Breakwater Light) | Statement: [Casco Bay, hasLighthouse, Bug Light (Portland Breakwater Light)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bug Light (Portland Breakwater Light) Context triple: [Casco Bay, hasLighthouse, Bug Light (Portland Breakwater Light)]
-
A.
Cape Meares Lighthouse
Cape Meares Lighthouse is a historic, cliff-top beacon on the northern Oregon Coast known for its distinctive short tower and panoramic views of the Pacific Ocean.
-
B.
Umpqua River Lighthouse
Umpqua River Lighthouse is a historic coastal beacon in Oregon known for its distinctive red-and-white flashing Fresnel lens and scenic views over the Pacific Ocean.
-
C.
Portland Bill lighthouse
Portland Bill Lighthouse is a prominent coastal beacon on the Isle of Portland in Dorset, England, renowned for guiding ships through the hazardous waters of the English Channel.
-
D.
Baron Bliss Lighthouse
Baron Bliss Lighthouse is a prominent coastal beacon and memorial in Belize, honoring the English benefactor Baron Bliss and serving as a notable historic symbol of Belize City.
-
E.
Portland Head Light
Portland Head Light is a historic and picturesque lighthouse located on Cape Elizabeth’s rocky coast near Portland, Maine, and is one of the most photographed lighthouses in the United States.
- 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: Bug Light (Portland Breakwater Light) Triple: [Casco Bay, hasLighthouse, Bug Light (Portland Breakwater Light)]
Generated description
Bug Light, officially known as Portland Breakwater Light, is a small historic lighthouse in South Portland, Maine, noted for its distinctive Greek Revival–style architecture and role in guiding ships into Portland Harbor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bug Light (Portland Breakwater Light) Target entity description: Bug Light, officially known as Portland Breakwater Light, is a small historic lighthouse in South Portland, Maine, noted for its distinctive Greek Revival–style architecture and role in guiding ships into Portland Harbor.
-
A.
Cape Meares Lighthouse
Cape Meares Lighthouse is a historic, cliff-top beacon on the northern Oregon Coast known for its distinctive short tower and panoramic views of the Pacific Ocean.
-
B.
Umpqua River Lighthouse
Umpqua River Lighthouse is a historic coastal beacon in Oregon known for its distinctive red-and-white flashing Fresnel lens and scenic views over the Pacific Ocean.
-
C.
Portland Bill lighthouse
Portland Bill Lighthouse is a prominent coastal beacon on the Isle of Portland in Dorset, England, renowned for guiding ships through the hazardous waters of the English Channel.
-
D.
Baron Bliss Lighthouse
Baron Bliss Lighthouse is a prominent coastal beacon and memorial in Belize, honoring the English benefactor Baron Bliss and serving as a notable historic symbol of Belize City.
-
E.
Portland Head Light
Portland Head Light is a historic and picturesque lighthouse located on Cape Elizabeth’s rocky coast near Portland, Maine, and is one of the most photographed lighthouses in the United States.
- 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_69a498fe55a88190ab7f9e40ace88e49 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c6739d2481909ea8d8e075f62cf3 |
completed | March 1, 2026, 11:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad15aff1288190a3e36324d975d482 |
completed | March 8, 2026, 6:22 a.m. |
| NEDg | Description generation | batch_69ad1639e21081908737b51e910ceae3 |
completed | March 8, 2026, 6:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad16a98fd08190a14f4d7d6b11f5e8 |
completed | March 8, 2026, 6:26 a.m. |
Created at: March 1, 2026, 8:11 p.m.