Triple

T14170762
Position Surface form Disambiguated ID Type / Status
Subject Chester River E351198 entity
Predicate hasCrossing P416 FINISHED
Object MD Route 291 bridge
The MD Route 291 bridge is a roadway bridge in Maryland that carries Maryland Route 291 across the Chester River, connecting communities on either side.
 E1123009 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: MD Route 291 bridge | Statement: [Chester River, hasCrossing, MD Route 291 bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MD Route 291 bridge
Context triple: [Chester River, hasCrossing, MD Route 291 bridge]
  • A. State Road 21 bridge
    The State Road 21 bridge is a roadway bridge in Florida that carries State Road 21 across Black Creek, serving as a key local transportation crossing.
  • B. Northside Drive bridge
    The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
  • C. Maryland Route 25 bridge
    The Maryland Route 25 bridge is a roadway bridge in Maryland that carries Maryland Route 25 across Jones Falls, facilitating local vehicular traffic in the area.
  • D. U.S. Route 19 bridge
    The U.S. Route 19 bridge is a highway bridge in Florida that carries U.S. Route 19 across the Anclote River, facilitating regional north–south traffic along the Gulf Coast.
  • E. SR 293 bridge
    The SR 293 bridge, commonly known as the Mid-Bay Bridge, is a toll bridge in Florida that spans Choctawhatchee Bay to connect the city of Niceville with the Destin area.
  • 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: MD Route 291 bridge
Triple: [Chester River, hasCrossing, MD Route 291 bridge]
Generated description
The MD Route 291 bridge is a roadway bridge in Maryland that carries Maryland Route 291 across the Chester River, connecting communities on either side.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MD Route 291 bridge
Target entity description: The MD Route 291 bridge is a roadway bridge in Maryland that carries Maryland Route 291 across the Chester River, connecting communities on either side.
  • A. State Road 21 bridge
    The State Road 21 bridge is a roadway bridge in Florida that carries State Road 21 across Black Creek, serving as a key local transportation crossing.
  • B. Northside Drive bridge
    The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
  • C. Maryland Route 25 bridge
    The Maryland Route 25 bridge is a roadway bridge in Maryland that carries Maryland Route 25 across Jones Falls, facilitating local vehicular traffic in the area.
  • D. U.S. Route 19 bridge
    The U.S. Route 19 bridge is a highway bridge in Florida that carries U.S. Route 19 across the Anclote River, facilitating regional north–south traffic along the Gulf Coast.
  • E. SR 293 bridge
    The SR 293 bridge, commonly known as the Mid-Bay Bridge, is a toll bridge in Florida that spans Choctawhatchee Bay to connect the city of Niceville with the Destin area.
  • 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_69d8278834a08190b0f1784e58d7b99c completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de61b472288190b4a271daa54aa6cd completed April 14, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe387f28688190b9d20f1e2bbc0ddc completed May 8, 2026, 7:24 p.m.
NEDg Description generation batch_69fe6128b2948190988aea647d54426e completed May 8, 2026, 10:18 p.m.
NED2 Entity disambiguation (via description) batch_69fe617af4a881908a906c34995d2403 completed May 8, 2026, 10:19 p.m.
Created at: April 10, 2026, 1:01 a.m.