Triple

T6732430
Position Surface form Disambiguated ID Type / Status
Subject Neponset River Greenway E153665 entity
Predicate partOf P40 FINISHED
Object Greater Boston trail network
The Greater Boston trail network is an interconnected system of multi-use paths and greenways that link communities throughout the Boston metropolitan area for recreation and transportation.
 E616408 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: Greater Boston trail network | Statement: [Neponset River Greenway, partOf, Greater Boston trail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Greater Boston trail network
Context triple: [Neponset River Greenway, partOf, Greater Boston trail network]
  • A. Massachusetts rail trail network
    The Massachusetts rail trail network is an interconnected system of multi-use paths built on former railroad corridors across the state, providing recreational and commuter routes for cyclists, walkers, and other non-motorized users.
  • B. Greater Boston parkway system
    The Greater Boston parkway system is a network of scenic, historically planned roadways and parkways around Boston designed to connect urban areas with parks, beaches, and natural landscapes.
  • C. Mass Central Rail Trail
    The Mass Central Rail Trail is a long-distance multi-use recreational path in Massachusetts that follows the former Massachusetts Central Railroad corridor through numerous communities.
  • D. Cape Cod Rail Trail
    The Cape Cod Rail Trail is a popular paved multi-use path on Cape Cod that follows a former railroad corridor through several towns, offering scenic cycling, walking, and recreation opportunities.
  • E. Norwottuck Rail Trail
    The Norwottuck Rail Trail is a paved multi-use path in western Massachusetts that follows a former railroad corridor, popular for walking, cycling, and recreation.
  • 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: Greater Boston trail network
Triple: [Neponset River Greenway, partOf, Greater Boston trail network]
Generated description
The Greater Boston trail network is an interconnected system of multi-use paths and greenways that link communities throughout the Boston metropolitan area for recreation and transportation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Greater Boston trail network
Target entity description: The Greater Boston trail network is an interconnected system of multi-use paths and greenways that link communities throughout the Boston metropolitan area for recreation and transportation.
  • A. Massachusetts rail trail network
    The Massachusetts rail trail network is an interconnected system of multi-use paths built on former railroad corridors across the state, providing recreational and commuter routes for cyclists, walkers, and other non-motorized users.
  • B. Greater Boston parkway system
    The Greater Boston parkway system is a network of scenic, historically planned roadways and parkways around Boston designed to connect urban areas with parks, beaches, and natural landscapes.
  • C. Mass Central Rail Trail
    The Mass Central Rail Trail is a long-distance multi-use recreational path in Massachusetts that follows the former Massachusetts Central Railroad corridor through numerous communities.
  • D. Cape Cod Rail Trail
    The Cape Cod Rail Trail is a popular paved multi-use path on Cape Cod that follows a former railroad corridor through several towns, offering scenic cycling, walking, and recreation opportunities.
  • E. Norwottuck Rail Trail
    The Norwottuck Rail Trail is a paved multi-use path in western Massachusetts that follows a former railroad corridor, popular for walking, cycling, and recreation.
  • 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_69c6880bdd68819097de8b6099992682 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d16ba51c81908dbf56b49d8360a8 completed March 27, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70b0502d081909662028e2b40c7f3 completed March 27, 2026, 10:56 p.m.
NEDg Description generation batch_69c70ba06a5c81909b65b52d21d37104 completed March 27, 2026, 10:58 p.m.
NED2 Entity disambiguation (via description) batch_69c70c755054819087d0db6f94d69eae completed March 27, 2026, 11:02 p.m.
Created at: March 27, 2026, 2:09 p.m.