Triple

T9351266
Position Surface form Disambiguated ID Type / Status
Subject Fort McHenry Tunnel E225022 entity
Predicate isOnCorridor P1018 FINISHED
Object I-95 Northeast Corridor
The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
E793135 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: I-95 Northeast Corridor | Statement: [Fort McHenry Tunnel, isOnCorridor, I-95 Northeast Corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: I-95 Northeast Corridor
Context triple: [Fort McHenry Tunnel, isOnCorridor, I-95 Northeast Corridor]
  • A. Northeast Corridor
    The Northeast Corridor is the busiest passenger rail line in the United States, running primarily Amtrak and commuter trains along the urbanized spine of the East Coast between major cities such as Washington, D.C., Philadelphia, New York City, and Boston.
  • B. Southeast Corridor
    The Southeast Corridor is a key passenger rail route in the southeastern United States served by Amtrak’s Carolinian train.
  • C. Connecticut Avenue corridor
    The Connecticut Avenue corridor is a major commercial and residential stretch in Washington, D.C., known for its mix of shops, restaurants, offices, and apartment buildings along Connecticut Avenue.
  • D. Princeton–New Brunswick corridor
    The Princeton–New Brunswick corridor is a suburban region in central New Jersey characterized by residential communities, corporate campuses, and research institutions situated between the cities of Princeton and New Brunswick.
  • E. Dulles Corridor
    Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
  • 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: I-95 Northeast Corridor
Triple: [Fort McHenry Tunnel, isOnCorridor, I-95 Northeast Corridor]
Generated description
The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: I-95 Northeast Corridor
Target entity description: The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
  • A. Northeast Corridor
    The Northeast Corridor is the busiest passenger rail line in the United States, running primarily Amtrak and commuter trains along the urbanized spine of the East Coast between major cities such as Washington, D.C., Philadelphia, New York City, and Boston.
  • B. Southeast Corridor
    The Southeast Corridor is a key passenger rail route in the southeastern United States served by Amtrak’s Carolinian train.
  • C. Connecticut Avenue corridor
    The Connecticut Avenue corridor is a major commercial and residential stretch in Washington, D.C., known for its mix of shops, restaurants, offices, and apartment buildings along Connecticut Avenue.
  • D. Princeton–New Brunswick corridor
    The Princeton–New Brunswick corridor is a suburban region in central New Jersey characterized by residential communities, corporate campuses, and research institutions situated between the cities of Princeton and New Brunswick.
  • E. Dulles Corridor
    Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
  • 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_69ca842abfd48190949d71c3b86eeba8 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd4f9248c08190a7bb40feec2eb217 completed April 1, 2026, 5:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69d0e445c5308190be122215c92fd03d completed April 4, 2026, 10:13 a.m.
NEDg Description generation batch_69d0e5752a38819089b23ac52f0a6a39 completed April 4, 2026, 10:18 a.m.
NED2 Entity disambiguation (via description) batch_69d0e64cb4dc81908cef7d729d9cfb4d completed April 4, 2026, 10:22 a.m.
Created at: March 30, 2026, 7:41 p.m.