Triple

T2857810
Position Surface form Disambiguated ID Type / Status
Subject Rails-to-Trails network in Iowa E63244 entity
Predicate hasPart P35 FINISHED
Object 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.
 E313048 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: Pioneer Trail (Iowa) | Statement: [Rails-to-Trails network in Iowa, hasPart, Pioneer Trail (Iowa)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pioneer Trail (Iowa)
Context triple: [Rails-to-Trails network in Iowa, hasPart, Pioneer Trail (Iowa)]
  • A. 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.
  • 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. Gilbert Trail (Iowa)
    Gilbert Trail (Iowa) is a recreational multi-use path in Iowa that forms part of the state’s Rails-to-Trails network, offering walking, running, and cycling opportunities along a converted former rail corridor.
  • D. Clear Creek Trail (Iowa)
    Clear Creek Trail (Iowa) is a recreational multi-use rail-trail in Iowa that follows the Clear Creek corridor, offering opportunities for walking, running, and cycling through natural and semi-urban landscapes.
  • E. 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.
  • 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: Pioneer Trail (Iowa)
Triple: [Rails-to-Trails network in Iowa, hasPart, Pioneer Trail (Iowa)]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pioneer Trail (Iowa)
Target entity description: 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.
  • A. 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.
  • 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. Gilbert Trail (Iowa)
    Gilbert Trail (Iowa) is a recreational multi-use path in Iowa that forms part of the state’s Rails-to-Trails network, offering walking, running, and cycling opportunities along a converted former rail corridor.
  • D. Clear Creek Trail (Iowa)
    Clear Creek Trail (Iowa) is a recreational multi-use rail-trail in Iowa that follows the Clear Creek corridor, offering opportunities for walking, running, and cycling through natural and semi-urban landscapes.
  • E. 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.
  • 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.