Triple

T4445796
Position Surface form Disambiguated ID Type / Status
Subject Chappy Ferry E96281 entity
Predicate arrivalPort P1522 FINISHED
Object Chappaquiddick Island landing
Chappaquiddick Island landing is the small ferry terminal on Chappaquiddick Island, Massachusetts, where the Chappy Ferry brings passengers and vehicles across the narrow channel from Edgartown on Martha’s Vineyard.
E439008 NE FINISHED

How this triple was built (5 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: Chappaquiddick Island landing | Statement: [Chappy Ferry, arrivalPort, Chappaquiddick Island landing]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chappaquiddick Island landing
Context triple: [Chappy Ferry, arrivalPort, Chappaquiddick Island landing]
  • A. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • B. Watertown, Massachusetts shootout
    The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
  • C. 1967 Shag Harbour incident
    The 1967 Shag Harbour incident is a famous Canadian UFO case in which multiple witnesses reported a low-flying object crashing into the waters off Shag Harbour, Nova Scotia, prompting an official government investigation.
  • D. 1954 United States Capitol shooting
    The 1954 United States Capitol shooting was an armed attack by Puerto Rican nationalists on the U.S. House of Representatives, carried out to draw attention to the cause of Puerto Rican independence.
  • E. Baltimore Plot
    The Baltimore Plot was a failed 1861 conspiracy to assassinate President-elect Abraham Lincoln as he traveled to his inauguration, foiled in part by detective work from Allan Pinkerton’s agency.
  • 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: Chappaquiddick Island landing
Triple: [Chappy Ferry, arrivalPort, Chappaquiddick Island landing]
Generated description
Chappaquiddick Island landing is the small ferry terminal on Chappaquiddick Island, Massachusetts, where the Chappy Ferry brings passengers and vehicles across the narrow channel from Edgartown on Martha’s Vineyard.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chappaquiddick Island landing
Target entity description: Chappaquiddick Island landing is the small ferry terminal on Chappaquiddick Island, Massachusetts, where the Chappy Ferry brings passengers and vehicles across the narrow channel from Edgartown on Martha’s Vineyard.
  • A. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • B. Watertown, Massachusetts shootout
    The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
  • C. 1967 Shag Harbour incident
    The 1967 Shag Harbour incident is a famous Canadian UFO case in which multiple witnesses reported a low-flying object crashing into the waters off Shag Harbour, Nova Scotia, prompting an official government investigation.
  • D. 1954 United States Capitol shooting
    The 1954 United States Capitol shooting was an armed attack by Puerto Rican nationalists on the U.S. House of Representatives, carried out to draw attention to the cause of Puerto Rican independence.
  • E. Baltimore Plot
    The Baltimore Plot was a failed 1861 conspiracy to assassinate President-elect Abraham Lincoln as he traveled to his inauguration, foiled in part by detective work from Allan Pinkerton’s agency.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: arrivalPort
Context triple: [Chappy Ferry, arrivalPort, Chappaquiddick Island landing]
  • A. placeOfArrival chosen
    Indicates the location at which an entity or person arrives at the end of a journey, movement, or transfer.
  • B. placeOfDeparture
    Indicates the location from which an entity, such as a person or vehicle, begins its journey or movement.
  • C. arrivalLocationType
    Indicates the type or category of place where an arrival occurs in the described relationship or event.
  • D. isPortOfCallFor
    Indicates that a location serves as a scheduled stop or destination for a ship, vehicle, or journey.
  • E. arrivalAt
    Indicates the event or state of an entity reaching and being present at a specific destination or location.
  • F. None of above.

Provenance (6 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_69b345415ba481908df738e7174448ba completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b355d1eba08190899d0a3c1684ce4e completed March 13, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69b613850eb88190b689a632b0e2b374 completed March 15, 2026, 2:03 a.m.
NEDg Description generation batch_69b61464b0dc81909cab007115435b8b completed March 15, 2026, 2:07 a.m.
NED2 Entity disambiguation (via description) batch_69b6151440648190bf8c1c95e20caf13 completed March 15, 2026, 2:10 a.m.
PD Predicate disambiguation batch_69b34f62c180819097ced38da2052207 completed March 12, 2026, 11:42 p.m.
Created at: March 12, 2026, 11:32 p.m.