Triple

T6675835
Position Surface form Disambiguated ID Type / Status
Subject Hyannis, Massachusetts, United States E151848 entity
Predicate hasRailService P782 FINISHED
Object CapeFlyer (seasonal passenger train)
CapeFlyer is a seasonal passenger rail service that connects Boston to Cape Cod, providing convenient summer weekend transportation for tourists and commuters.
E611073 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: CapeFlyer (seasonal passenger train) | Statement: [Hyannis, Massachusetts, United States, hasRailService, CapeFlyer (seasonal passenger train)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: CapeFlyer (seasonal passenger train)
Context triple: [Hyannis, Massachusetts, United States, hasRailService, CapeFlyer (seasonal passenger train)]
  • A. TranzAlpine train service
    The TranzAlpine train service is a scenic passenger rail journey across New Zealand’s South Island, renowned for its dramatic alpine and river gorge landscapes between Christchurch and Greymouth.
  • B. Amtrak Valley Flyer
    Amtrak Valley Flyer is a regional passenger rail service operated by Amtrak in New England, providing connections between western Massachusetts and central Connecticut as part of the broader Northeast rail network.
  • C. Saluki (Amtrak)
    Saluki (Amtrak) is a passenger train service operated by Amtrak that runs between Chicago and Carbondale in Illinois.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Amtrak Keystone Service
    Amtrak Keystone Service is a passenger rail service operated by Amtrak that runs primarily between New York City and Harrisburg, Pennsylvania, providing frequent regional connections along the Keystone Corridor.
  • 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: CapeFlyer (seasonal passenger train)
Triple: [Hyannis, Massachusetts, United States, hasRailService, CapeFlyer (seasonal passenger train)]
Generated description
CapeFlyer is a seasonal passenger rail service that connects Boston to Cape Cod, providing convenient summer weekend transportation for tourists and commuters.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: CapeFlyer (seasonal passenger train)
Target entity description: CapeFlyer is a seasonal passenger rail service that connects Boston to Cape Cod, providing convenient summer weekend transportation for tourists and commuters.
  • A. TranzAlpine train service
    The TranzAlpine train service is a scenic passenger rail journey across New Zealand’s South Island, renowned for its dramatic alpine and river gorge landscapes between Christchurch and Greymouth.
  • B. Amtrak Valley Flyer
    Amtrak Valley Flyer is a regional passenger rail service operated by Amtrak in New England, providing connections between western Massachusetts and central Connecticut as part of the broader Northeast rail network.
  • C. Saluki (Amtrak)
    Saluki (Amtrak) is a passenger train service operated by Amtrak that runs between Chicago and Carbondale in Illinois.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. Amtrak Keystone Service
    Amtrak Keystone Service is a passenger rail service operated by Amtrak that runs primarily between New York City and Harrisburg, Pennsylvania, providing frequent regional connections along the Keystone Corridor.
  • 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_69c687f830bc81909eb8b04dbb8450b1 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b0f3021481908c2599349eb6ea07 completed March 27, 2026, 4:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6f7a57bd88190a423ff7d2139aa51 completed March 27, 2026, 9:33 p.m.
NEDg Description generation batch_69c6f8946b2c8190b18edff8523cf565 completed March 27, 2026, 9:37 p.m.
NED2 Entity disambiguation (via description) batch_69c6f96c215081909e9d7a6e0a811f18 completed March 27, 2026, 9:41 p.m.
Created at: March 27, 2026, 2:03 p.m.