Triple

T2857818
Position Surface form Disambiguated ID Type / Status
Subject Rails-to-Trails network in Iowa E63244 entity
Predicate hasPart P35 FINISHED
Object Wapsi Trail (Iowa)
Wapsi Trail (Iowa) is a recreational multi-use trail in Iowa that follows a former railroad corridor and is part of the state’s Rails-to-Trails system.
 E315930 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: Wapsi Trail (Iowa) | Statement: [Rails-to-Trails network in Iowa, hasPart, Wapsi Trail (Iowa)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Wapsi Trail (Iowa)
Context triple: [Rails-to-Trails network in Iowa, hasPart, Wapsi Trail (Iowa)]
  • A. 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.
  • B. 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.
  • C. Pioneer Trail (Iowa)
    Pioneer Trail (Iowa) is a recreational multi-use trail converted from a former railroad corridor, offering opportunities for walking, cycling, and other outdoor activities in Iowa.
  • D. Iowa Great Lakes Trail
    The Iowa Great Lakes Trail is a recreational multi-use pathway in northwest Iowa that connects the region’s lakes, parks, and communities for walking, biking, and other non-motorized activities.
  • E. WIOWASH Trail (Iowa segment)
    WIOWASH Trail (Iowa segment) is a converted rail-trail corridor in Iowa that provides a multi-use recreational path for activities like walking, cycling, and nature observation.
  • 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: Wapsi Trail (Iowa)
Triple: [Rails-to-Trails network in Iowa, hasPart, Wapsi Trail (Iowa)]
Generated description
Wapsi Trail (Iowa) is a recreational multi-use trail in Iowa that follows a former railroad corridor and is part of the state’s Rails-to-Trails system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Wapsi Trail (Iowa)
Target entity description: Wapsi Trail (Iowa) is a recreational multi-use trail in Iowa that follows a former railroad corridor and is part of the state’s Rails-to-Trails system.
  • A. 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.
  • B. 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.
  • C. Pioneer Trail (Iowa)
    Pioneer Trail (Iowa) is a recreational multi-use trail converted from a former railroad corridor, offering opportunities for walking, cycling, and other outdoor activities in Iowa.
  • D. Iowa Great Lakes Trail
    The Iowa Great Lakes Trail is a recreational multi-use pathway in northwest Iowa that connects the region’s lakes, parks, and communities for walking, biking, and other non-motorized activities.
  • E. WIOWASH Trail (Iowa segment)
    WIOWASH Trail (Iowa segment) is a converted rail-trail corridor in Iowa that provides a multi-use recreational path for activities like walking, cycling, and nature observation.
  • 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_69b108ca2c108190b0a341cf039a82bf completed March 11, 2026, 6:16 a.m.
NEDg Description generation batch_69b10b8230b08190b9b572a81b3cf094 completed March 11, 2026, 6:28 a.m.
NED2 Entity disambiguation (via description) batch_69b10bc9d6648190bfb161bc7699926e completed March 11, 2026, 6:29 a.m.
Created at: March 6, 2026, 10:02 p.m.