Triple

T5608789
Position Surface form Disambiguated ID Type / Status
Subject Massachusetts rail trail network E147299 entity
Predicate connectsTo P845 FINISHED
Object East Coast Greenway
The East Coast Greenway is a long-distance urban trail system that aims to connect cities from Maine to Florida with a continuous, safe route for cyclists and pedestrians.
E536981 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: East Coast Greenway | Statement: [Massachusetts rail trail network, connectsTo, East Coast Greenway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Coast Greenway
Context triple: [Massachusetts rail trail network, connectsTo, East Coast Greenway]
  • A. Empire State Trail
    The Empire State Trail is a 750-mile multi-use recreational trail network that spans New York State, connecting New York City, Albany, Buffalo, and the Canadian border for walking, cycling, and outdoor tourism.
  • B. Hudson River Greenway
    The Hudson River Greenway is a popular multi-use waterfront path in New York City that runs along the Hudson River, providing space for cycling, walking, and recreation.
  • C. Great American Rail-Trail
    The Great American Rail-Trail is a developing cross-country multiuse trail route that aims to connect existing and new rail-trails into a continuous path spanning the United States from Washington, D.C., to Washington State.
  • D. Delaware River Trail
    The Delaware River Trail is a multi-use recreational path in Philadelphia that runs along the Delaware River, offering scenic views and connecting parks, piers, and neighborhoods along the waterfront.
  • E. Nassau-Suffolk Greenbelt Trail
    The Nassau-Suffolk Greenbelt Trail is a long-distance hiking route on Long Island, New York, that links the island’s north and south shores through a network of wooded paths, parks, and nature preserves.
  • 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: East Coast Greenway
Triple: [Massachusetts rail trail network, connectsTo, East Coast Greenway]
Generated description
The East Coast Greenway is a long-distance urban trail system that aims to connect cities from Maine to Florida with a continuous, safe route for cyclists and pedestrians.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East Coast Greenway
Target entity description: The East Coast Greenway is a long-distance urban trail system that aims to connect cities from Maine to Florida with a continuous, safe route for cyclists and pedestrians.
  • A. Empire State Trail
    The Empire State Trail is a 750-mile multi-use recreational trail network that spans New York State, connecting New York City, Albany, Buffalo, and the Canadian border for walking, cycling, and outdoor tourism.
  • B. Hudson River Greenway
    The Hudson River Greenway is a popular multi-use waterfront path in New York City that runs along the Hudson River, providing space for cycling, walking, and recreation.
  • C. Great American Rail-Trail
    The Great American Rail-Trail is a developing cross-country multiuse trail route that aims to connect existing and new rail-trails into a continuous path spanning the United States from Washington, D.C., to Washington State.
  • D. Delaware River Trail
    The Delaware River Trail is a multi-use recreational path in Philadelphia that runs along the Delaware River, offering scenic views and connecting parks, piers, and neighborhoods along the waterfront.
  • E. Nassau-Suffolk Greenbelt Trail
    The Nassau-Suffolk Greenbelt Trail is a long-distance hiking route on Long Island, New York, that links the island’s north and south shores through a network of wooded paths, parks, and nature preserves.
  • 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_69c0090500f881908374285baf0ac46f completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c020fe7ee0819088ced51afd9a4f93 completed March 22, 2026, 5:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69c04d4465388190b28f47f11e133b6a completed March 22, 2026, 8:12 p.m.
NEDg Description generation batch_69c04e88680c8190845723f52c060fb7 completed March 22, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69c04f7b889c81909db7cb4baf40ed80 completed March 22, 2026, 8:22 p.m.
Created at: March 22, 2026, 3:39 p.m.