Triple

T5608775
Position Surface form Disambiguated ID Type / Status
Subject Massachusetts rail trail network E147299 entity
Predicate hasComponent P35 FINISHED
Object 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.
 E536976 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: Cape Cod Rail Trail | Statement: [Massachusetts rail trail network, hasComponent, Cape Cod Rail Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cape Cod Rail Trail
Context triple: [Massachusetts rail trail network, hasComponent, Cape Cod Rail Trail]
  • A. Nashua River Rail Trail
    Nashua River Rail Trail is a scenic multi-use recreational path in Massachusetts that follows the Nashua River along a former railroad corridor, popular for walking, running, and cycling.
  • B. 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.
  • C. 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.
  • D. Elizabeth Pass Trail
    Elizabeth Pass Trail is a high-elevation hiking route in California’s Sierra Nevada that crosses the rugged Great Western Divide, offering access to remote alpine scenery in Sequoia National Park.
  • E. Neponset River Greenway
    Neponset River Greenway is a multi-use recreational trail and green corridor along the Neponset River in the Boston area, offering walking, biking, and scenic waterfront access.
  • 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: Cape Cod Rail Trail
Triple: [Massachusetts rail trail network, hasComponent, Cape Cod Rail Trail]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cape Cod Rail Trail
Target entity description: 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.
  • A. Nashua River Rail Trail
    Nashua River Rail Trail is a scenic multi-use recreational path in Massachusetts that follows the Nashua River along a former railroad corridor, popular for walking, running, and cycling.
  • B. 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.
  • C. 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.
  • D. Elizabeth Pass Trail
    Elizabeth Pass Trail is a high-elevation hiking route in California’s Sierra Nevada that crosses the rugged Great Western Divide, offering access to remote alpine scenery in Sequoia National Park.
  • E. Neponset River Greenway
    Neponset River Greenway is a multi-use recreational trail and green corridor along the Neponset River in the Boston area, offering walking, biking, and scenic waterfront access.
  • 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.