Triple

T7479934
Position Surface form Disambiguated ID Type / Status
Subject Marblehead, Massachusetts E176724 entity
Predicate hasLandmark P105 FINISHED
Object Marblehead Light
Marblehead Light is a historic lighthouse in Marblehead, Massachusetts, that aids navigation in Massachusetts Bay and is notable for its skeletal iron tower design.
E671792 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: Marblehead Light | Statement: [Marblehead, Massachusetts, hasLandmark, Marblehead Light]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Marblehead Light
Context triple: [Marblehead, Massachusetts, hasLandmark, Marblehead Light]
  • A. Cape Elizabeth Light
    Cape Elizabeth Light is a historic twin lighthouse station on Cape Elizabeth, Maine, that aids navigation along the rocky Atlantic coast near Portland.
  • B. 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.
  • C. Portsmouth Harbor Lighthouse
    Portsmouth Harbor Lighthouse is a historic coastal beacon in New Castle, New Hampshire, that has guided ships at the mouth of the Piscataqua River for centuries and is now a preserved maritime landmark.
  • D. Bass Harbor Head Light
    Bass Harbor Head Light is a historic lighthouse perched on rugged cliffs at the southwestern tip of Mount Desert Island in Maine, overlooking the entrance to Bass Harbor.
  • E. Brant Point Light
    Brant Point Light is a historic lighthouse on Nantucket Island, Massachusetts, guiding vessels into Nantucket Harbor and known as one of the oldest lighthouse sites 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: Marblehead Light
Triple: [Marblehead, Massachusetts, hasLandmark, Marblehead Light]
Generated description
Marblehead Light is a historic lighthouse in Marblehead, Massachusetts, that aids navigation in Massachusetts Bay and is notable for its skeletal iron tower design.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Marblehead Light
Target entity description: Marblehead Light is a historic lighthouse in Marblehead, Massachusetts, that aids navigation in Massachusetts Bay and is notable for its skeletal iron tower design.
  • A. Cape Elizabeth Light
    Cape Elizabeth Light is a historic twin lighthouse station on Cape Elizabeth, Maine, that aids navigation along the rocky Atlantic coast near Portland.
  • B. 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.
  • C. Portsmouth Harbor Lighthouse
    Portsmouth Harbor Lighthouse is a historic coastal beacon in New Castle, New Hampshire, that has guided ships at the mouth of the Piscataqua River for centuries and is now a preserved maritime landmark.
  • D. Bass Harbor Head Light
    Bass Harbor Head Light is a historic lighthouse perched on rugged cliffs at the southwestern tip of Mount Desert Island in Maine, overlooking the entrance to Bass Harbor.
  • E. Brant Point Light
    Brant Point Light is a historic lighthouse on Nantucket Island, Massachusetts, guiding vessels into Nantucket Harbor and known as one of the oldest lighthouse sites 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_69c69f236ce08190a04d7679f03b29b2 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f532f4488190b6edaa96099c3b8f completed March 27, 2026, 9:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c84eed875c81908922057730834a84 completed March 28, 2026, 9:58 p.m.
NEDg Description generation batch_69c850d3fe2081909490aea1bc09faa3 completed March 28, 2026, 10:06 p.m.
NED2 Entity disambiguation (via description) batch_69c8512f548c8190b5120a58abefade7 completed March 28, 2026, 10:07 p.m.
Created at: March 27, 2026, 3:42 p.m.