Triple

T12367075
Position Surface form Disambiguated ID Type / Status
Subject Lake Cochituate E294899 entity
Predicate adjacentTo P224 FINISHED
Object Cochituate Rail Trail
Cochituate Rail Trail is a multi-use recreational path in Massachusetts that follows a former rail corridor, providing walking and biking access between local communities and nearby natural areas.
E978059 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: Cochituate Rail Trail | Statement: [Lake Cochituate, adjacentTo, Cochituate Rail Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cochituate Rail Trail
Context triple: [Lake Cochituate, adjacentTo, Cochituate Rail Trail]
  • A. Chaparral Rail Trail
    The Chaparral Rail Trail is a long-distance recreational trail in North Texas that follows a former railroad corridor through rural landscapes and small towns, popular for hiking, biking, and horseback riding.
  • B. Ashuwillticook Rail Trail
    Ashuwillticook Rail Trail is a scenic multi-use path in western Massachusetts that follows a former railroad corridor along lakes, rivers, and mountain views popular for walking, running, and cycling.
  • C. Indian Head Rail Trail
    Indian Head Rail Trail is a multi-use recreational path in Charles County, Maryland, converted from a former railroad corridor and popular for walking, running, and cycling.
  • D. Manhan Rail Trail
    Manhan Rail Trail is a multi-use recreational path in western Massachusetts that follows a former rail corridor, popular for walking, running, and cycling.
  • E. Crystal Springs Regional Trail
    Crystal Springs Regional Trail is a popular multi-use recreational path on the San Francisco Peninsula that follows the Crystal Springs Reservoirs and offers scenic views, walking, running, and cycling opportunities.
  • 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: Cochituate Rail Trail
Triple: [Lake Cochituate, adjacentTo, Cochituate Rail Trail]
Generated description
Cochituate Rail Trail is a multi-use recreational path in Massachusetts that follows a former rail corridor, providing walking and biking access between local communities and nearby natural areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cochituate Rail Trail
Target entity description: Cochituate Rail Trail is a multi-use recreational path in Massachusetts that follows a former rail corridor, providing walking and biking access between local communities and nearby natural areas.
  • A. Chaparral Rail Trail
    The Chaparral Rail Trail is a long-distance recreational trail in North Texas that follows a former railroad corridor through rural landscapes and small towns, popular for hiking, biking, and horseback riding.
  • B. Ashuwillticook Rail Trail
    Ashuwillticook Rail Trail is a scenic multi-use path in western Massachusetts that follows a former railroad corridor along lakes, rivers, and mountain views popular for walking, running, and cycling.
  • C. Indian Head Rail Trail
    Indian Head Rail Trail is a multi-use recreational path in Charles County, Maryland, converted from a former railroad corridor and popular for walking, running, and cycling.
  • D. Manhan Rail Trail
    Manhan Rail Trail is a multi-use recreational path in western Massachusetts that follows a former rail corridor, popular for walking, running, and cycling.
  • E. Crystal Springs Regional Trail
    Crystal Springs Regional Trail is a popular multi-use recreational path on the San Francisco Peninsula that follows the Crystal Springs Reservoirs and offers scenic views, walking, running, and cycling opportunities.
  • 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_69d6ab6d8a4081908636601e69ddf262 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d93fa502988190ba170dee90d9f394 completed April 10, 2026, 6:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f62abdad1c8190b083791d60138f2a completed May 2, 2026, 4:47 p.m.
NEDg Description generation batch_69f62be4de888190aac94d441748d295 completed May 2, 2026, 4:52 p.m.
NED2 Entity disambiguation (via description) batch_69f62d4d0b8881908aa6b67db7d14609 completed May 2, 2026, 4:58 p.m.
Created at: April 8, 2026, 9:54 p.m.