Triple

T1478551
Position Surface form Disambiguated ID Type / Status
Subject Casco Bay E30897 entity
Predicate hasLighthouse P182 FINISHED
Object Halfway Rock Light
Halfway Rock Light is an offshore lighthouse in Maine that marks a hazardous ledge in Casco Bay and aids navigation for vessels entering Portland Harbor.
E168957 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: Halfway Rock Light | Statement: [Casco Bay, hasLighthouse, Halfway Rock Light]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Halfway Rock Light
Context triple: [Casco Bay, hasLighthouse, Halfway Rock Light]
  • A. Great Point Light
    Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
  • B. Tahkuna Lighthouse
    Tahkuna Lighthouse is a historic cast-iron lighthouse located on the northern tip of Hiiumaa Island in Estonia, known for being one of the tallest lighthouses in the country.
  • C. Big Red Lighthouse
    Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
  • D. Boca Chita Lighthouse
    Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
  • E. 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.
  • 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: Halfway Rock Light
Triple: [Casco Bay, hasLighthouse, Halfway Rock Light]
Generated description
Halfway Rock Light is an offshore lighthouse in Maine that marks a hazardous ledge in Casco Bay and aids navigation for vessels entering Portland Harbor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Halfway Rock Light
Target entity description: Halfway Rock Light is an offshore lighthouse in Maine that marks a hazardous ledge in Casco Bay and aids navigation for vessels entering Portland Harbor.
  • A. Great Point Light
    Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
  • B. Tahkuna Lighthouse
    Tahkuna Lighthouse is a historic cast-iron lighthouse located on the northern tip of Hiiumaa Island in Estonia, known for being one of the tallest lighthouses in the country.
  • C. Big Red Lighthouse
    Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
  • D. Boca Chita Lighthouse
    Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
  • E. 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.
  • 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.