Triple

T2857807
Position Surface form Disambiguated ID Type / Status
Subject Rails-to-Trails network in Iowa E63244 entity
Predicate hasPart P35 FINISHED
Object Three Rivers Trail (Iowa)
Three Rivers Trail (Iowa) is a recreational multi-use rail trail in northern Iowa that follows former railroad corridors along several rivers, offering opportunities for hiking, biking, and nature viewing.
 E313047 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: Three Rivers Trail (Iowa) | Statement: [Rails-to-Trails network in Iowa, hasPart, Three Rivers Trail (Iowa)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Three Rivers Trail (Iowa)
Context triple: [Rails-to-Trails network in Iowa, hasPart, Three Rivers Trail (Iowa)]
  • A. Riverview Trail (Iowa)
    Riverview Trail (Iowa) is a recreational multi-use path converted from a former rail corridor, offering scenic walking and biking opportunities along the Rails-to-Trails network in Iowa.
  • B. Iowa River Corridor Trail
    The Iowa River Corridor Trail is a multi-use recreational path in Iowa that follows the Iowa River, offering opportunities for walking, running, and cycling through natural and urban landscapes.
  • C. Raccoon River Valley Trail
    The Raccoon River Valley Trail is a popular multi-use recreational trail in central Iowa that follows a former railroad corridor through rural communities, farmland, and scenic river landscapes.
  • D. High Line Trail (Iowa)
    The High Line Trail in Iowa is a recreational multi-use path created from a former railway corridor, offering opportunities for walking, running, and cycling as part of the state’s rail-trail system.
  • E. Ridgeway Trail (Iowa)
    Ridgeway Trail (Iowa) is a recreational multi-use rail-trail in Iowa that follows a former railroad corridor for walking, running, and cycling.
  • 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: Three Rivers Trail (Iowa)
Triple: [Rails-to-Trails network in Iowa, hasPart, Three Rivers Trail (Iowa)]
Generated description
Three Rivers Trail (Iowa) is a recreational multi-use rail trail in northern Iowa that follows former railroad corridors along several rivers, offering opportunities for hiking, biking, and nature viewing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Three Rivers Trail (Iowa)
Target entity description: Three Rivers Trail (Iowa) is a recreational multi-use rail trail in northern Iowa that follows former railroad corridors along several rivers, offering opportunities for hiking, biking, and nature viewing.
  • A. Riverview Trail (Iowa)
    Riverview Trail (Iowa) is a recreational multi-use path converted from a former rail corridor, offering scenic walking and biking opportunities along the Rails-to-Trails network in Iowa.
  • B. Iowa River Corridor Trail
    The Iowa River Corridor Trail is a multi-use recreational path in Iowa that follows the Iowa River, offering opportunities for walking, running, and cycling through natural and urban landscapes.
  • C. Raccoon River Valley Trail
    The Raccoon River Valley Trail is a popular multi-use recreational trail in central Iowa that follows a former railroad corridor through rural communities, farmland, and scenic river landscapes.
  • D. High Line Trail (Iowa)
    The High Line Trail in Iowa is a recreational multi-use path created from a former railway corridor, offering opportunities for walking, running, and cycling as part of the state’s rail-trail system.
  • E. Ridgeway Trail (Iowa)
    Ridgeway Trail (Iowa) is a recreational multi-use rail-trail in Iowa that follows a former railroad corridor for walking, running, and cycling.
  • 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_69ab4c41e8c08190a9e8f5249cc12610 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf89d3b4819086936f26d8683a2a completed March 7, 2026, 8:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69b08644192481909cb5ec394148adf4 completed March 10, 2026, 8:59 p.m.
NEDg Description generation batch_69b0d7bb0c488190b309d1b04136cb07 completed March 11, 2026, 2:47 a.m.
NED2 Entity disambiguation (via description) batch_69b0d8167ac48190845464f0eee3fcac completed March 11, 2026, 2:48 a.m.
Created at: March 6, 2026, 10:02 p.m.