Triple

T6885451
Position Surface form Disambiguated ID Type / Status
Subject Exton, Pennsylvania E158905 entity
Predicate hasTrail P3625 FINISHED
Object Chester Valley Trail
Chester Valley Trail is a multi-use recreational rail-trail in southeastern Pennsylvania popular for walking, running, and cycling through suburban Chester and Montgomery counties.
E627602 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: Chester Valley Trail | Statement: [Exton, Pennsylvania, hasTrail, Chester Valley Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chester Valley Trail
Context triple: [Exton, Pennsylvania, hasTrail, Chester Valley Trail]
  • A. Carthew-Alderson Trail
    The Carthew-Alderson Trail is a popular alpine hiking route in Alberta’s Rocky Mountains known for its dramatic ridgelines, lakes, and panoramic views within Waterton Lakes National Park.
  • B. Warner Valley Trail
    Warner Valley Trail is a hiking route in Warner Valley, likely offering access to the area’s natural scenery, wildlife, and outdoor recreation opportunities.
  • C. Sett Valley Trail
    Sett Valley Trail is a recreational walking and cycling route in Derbyshire, England, following a former railway line through the countryside between New Mills and Hayfield.
  • D. Sisson-Callahan Trail
    The Sisson-Callahan Trail is a historic hiking route in Northern California that climbs the slopes of Mount Eddy, offering forested mountain scenery and access to alpine lakes and vistas.
  • E. Enchanted Valley Trail
    Enchanted Valley Trail is a popular hiking route in Washington’s Olympic National Park that follows the Quinault River through lush temperate rainforest to a scenic valley of waterfalls and historic backcountry structures.
  • 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: Chester Valley Trail
Triple: [Exton, Pennsylvania, hasTrail, Chester Valley Trail]
Generated description
Chester Valley Trail is a multi-use recreational rail-trail in southeastern Pennsylvania popular for walking, running, and cycling through suburban Chester and Montgomery counties.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chester Valley Trail
Target entity description: Chester Valley Trail is a multi-use recreational rail-trail in southeastern Pennsylvania popular for walking, running, and cycling through suburban Chester and Montgomery counties.
  • A. Carthew-Alderson Trail
    The Carthew-Alderson Trail is a popular alpine hiking route in Alberta’s Rocky Mountains known for its dramatic ridgelines, lakes, and panoramic views within Waterton Lakes National Park.
  • B. Warner Valley Trail
    Warner Valley Trail is a hiking route in Warner Valley, likely offering access to the area’s natural scenery, wildlife, and outdoor recreation opportunities.
  • C. Sett Valley Trail
    Sett Valley Trail is a recreational walking and cycling route in Derbyshire, England, following a former railway line through the countryside between New Mills and Hayfield.
  • D. Sisson-Callahan Trail
    The Sisson-Callahan Trail is a historic hiking route in Northern California that climbs the slopes of Mount Eddy, offering forested mountain scenery and access to alpine lakes and vistas.
  • E. Enchanted Valley Trail
    Enchanted Valley Trail is a popular hiking route in Washington’s Olympic National Park that follows the Quinault River through lush temperate rainforest to a scenic valley of waterfalls and historic backcountry structures.
  • 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_69c688342f6c8190ad7eea6ba262db99 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d90bc32c8190baf5bf785146f3e8 completed March 27, 2026, 7:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c748cc2f908190b593cd82133a7b16 completed March 28, 2026, 3:19 a.m.
NEDg Description generation batch_69c749d4b088819095f991f976592d04 completed March 28, 2026, 3:24 a.m.
NED2 Entity disambiguation (via description) batch_69c74aab12988190bd23cfcc06c55cde completed March 28, 2026, 3:27 a.m.
Created at: March 27, 2026, 2:23 p.m.