Triple
T1478550
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Casco Bay |
E30897
|
entity |
| Predicate | hasLighthouse |
P182
|
FINISHED |
| Object |
Ram Island Ledge Light
Ram Island Ledge Light is an offshore granite lighthouse marking dangerous ledges at the entrance to Portland Harbor in Casco Bay, Maine.
|
E176516
|
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: Ram Island Ledge Light | Statement: [Casco Bay, hasLighthouse, Ram Island Ledge Light]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ram Island Ledge Light Context triple: [Casco Bay, hasLighthouse, Ram Island Ledge Light]
-
A.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
B.
Raspberry Island Light
Raspberry Island Light is a historic lighthouse located on Raspberry Island in Wisconsin’s Apostle Islands, guiding navigation on Lake Superior.
-
C.
Spring Point Ledge Light
Spring Point Ledge Light is a historic caisson-style lighthouse off South Portland, Maine, that marks a dangerous ledge in Casco Bay and guides vessels entering Portland Harbor.
-
D.
Sand Island Light
Sand Island Light is a historic lighthouse located on Sand Island in Lake Superior, known for guiding ships through the Apostle Islands region of Wisconsin.
-
E.
Nauset Light
Nauset Light is a historic, red-and-white lighthouse on Cape Cod in Massachusetts, known as an iconic coastal landmark and symbol 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: Ram Island Ledge Light Triple: [Casco Bay, hasLighthouse, Ram Island Ledge Light]
Generated description
Ram Island Ledge Light is an offshore granite lighthouse marking dangerous ledges at the entrance to Portland Harbor in Casco Bay, Maine.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ram Island Ledge Light Target entity description: Ram Island Ledge Light is an offshore granite lighthouse marking dangerous ledges at the entrance to Portland Harbor in Casco Bay, Maine.
-
A.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
B.
Raspberry Island Light
Raspberry Island Light is a historic lighthouse located on Raspberry Island in Wisconsin’s Apostle Islands, guiding navigation on Lake Superior.
-
C.
Spring Point Ledge Light
Spring Point Ledge Light is a historic caisson-style lighthouse off South Portland, Maine, that marks a dangerous ledge in Casco Bay and guides vessels entering Portland Harbor.
-
D.
Sand Island Light
Sand Island Light is a historic lighthouse located on Sand Island in Lake Superior, known for guiding ships through the Apostle Islands region of Wisconsin.
-
E.
Nauset Light
Nauset Light is a historic, red-and-white lighthouse on Cape Cod in Massachusetts, known as an iconic coastal landmark and symbol 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_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_69ad308a2c448190b78cee5506c02e49 |
completed | March 8, 2026, 8:17 a.m. |
| NEDg | Description generation | batch_69ad31167b748190bbb73d7369570ada |
completed | March 8, 2026, 8:19 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad31b5ce308190ba34123a4c8b8188 |
completed | March 8, 2026, 8:22 a.m. |
Created at: March 1, 2026, 8:11 p.m.