Triple

T11080665
Position Surface form Disambiguated ID Type / Status
Subject Rock Circuit Trail E261981 entity
Predicate partOf P40 FINISHED
Object Middlesex Fells Reservation trail system E51717 NE FINISHED

How this triple was built (2 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: Middlesex Fells Reservation trail system | Statement: [Rock Circuit Trail, partOf, Middlesex Fells Reservation trail system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Middlesex Fells Reservation trail system
Context triple: [Rock Circuit Trail, partOf, Middlesex Fells Reservation trail system]
  • A. Middlesex Fells Reservation chosen
    Middlesex Fells Reservation is a large state-owned natural area north of Boston known for its forests, reservoirs, and extensive network of hiking and biking trails.
  • B. Blue Hills Reservation
    Blue Hills Reservation is a large state park and conservation area just south of Boston, known for its wooded hills, hiking trails, and scenic views.
  • C. Bedwell Lake Trail
    Bedwell Lake Trail is a popular hiking route in British Columbia’s Strathcona Provincial Park known for its alpine lakes, mountain views, and backcountry camping opportunities.
  • D. 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.
  • 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.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa9983c08190b0ef61603b69feac completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d79996d9408190b159d14b23c25ed1 completed April 9, 2026, 12:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3e789d7248190a40de0bdda539f45 completed April 18, 2026, 8:20 p.m.
Created at: April 8, 2026, 9:27 p.m.