Triple

T1972392
Position Surface form Disambiguated ID Type / Status
Subject Patapsco River E42828 entity
Predicate crossedBy P416 FINISHED
Object Baltimore Harbor Tunnel
The Baltimore Harbor Tunnel is a vehicular tunnel in Baltimore, Maryland, that carries Interstate 895 beneath the harbor as a major route for traffic bypassing downtown.
E223858 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: Baltimore Harbor Tunnel | Statement: [Patapsco River, crossedBy, Baltimore Harbor Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Baltimore Harbor Tunnel
Context triple: [Patapsco River, crossedBy, Baltimore Harbor Tunnel]
  • A. Center City Tunnel
    Center City Tunnel is an underground rail corridor in downtown Philadelphia that links several major commuter rail lines to create a unified through-running system.
  • B. Brooklyn–Battery Tunnel
    The Brooklyn–Battery Tunnel is a major vehicular tunnel in New York City that runs under the East River, connecting Brooklyn with Lower Manhattan.
  • C. Chesapeake Bay Bridge–Tunnel
    The Chesapeake Bay Bridge–Tunnel is a major 17.6-mile (28.3 km) engineering complex of bridges and tunnels that carries U.S. Route 13 across the mouth of the Chesapeake Bay, connecting Virginia’s Eastern Shore with the mainland near Norfolk.
  • D. Holland Tunnel
    The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Lower Manhattan in New York City with Jersey City in New Jersey and is a major commuter route between the two states.
  • E. Midtown Tunnel
    The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • 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: Baltimore Harbor Tunnel
Triple: [Patapsco River, crossedBy, Baltimore Harbor Tunnel]
Generated description
The Baltimore Harbor Tunnel is a vehicular tunnel in Baltimore, Maryland, that carries Interstate 895 beneath the harbor as a major route for traffic bypassing downtown.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Baltimore Harbor Tunnel
Target entity description: The Baltimore Harbor Tunnel is a vehicular tunnel in Baltimore, Maryland, that carries Interstate 895 beneath the harbor as a major route for traffic bypassing downtown.
  • A. Center City Tunnel
    Center City Tunnel is an underground rail corridor in downtown Philadelphia that links several major commuter rail lines to create a unified through-running system.
  • B. Brooklyn–Battery Tunnel
    The Brooklyn–Battery Tunnel is a major vehicular tunnel in New York City that runs under the East River, connecting Brooklyn with Lower Manhattan.
  • C. Chesapeake Bay Bridge–Tunnel
    The Chesapeake Bay Bridge–Tunnel is a major 17.6-mile (28.3 km) engineering complex of bridges and tunnels that carries U.S. Route 13 across the mouth of the Chesapeake Bay, connecting Virginia’s Eastern Shore with the mainland near Norfolk.
  • D. Holland Tunnel
    The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Lower Manhattan in New York City with Jersey City in New Jersey and is a major commuter route between the two states.
  • E. Midtown Tunnel
    The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • 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_69a8871289048190b00b0d7744b7b2b1 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb3f275408190affa93f8cb6a8184 completed March 7, 2026, 5:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae032368508190a67fae314d0e6b21 completed March 8, 2026, 11:15 p.m.
NEDg Description generation batch_69ae057cc1a08190895031fa6c095f49 completed March 8, 2026, 11:25 p.m.
NED2 Entity disambiguation (via description) batch_69ae0751eff4819086e5469a2c56a24d completed March 8, 2026, 11:33 p.m.
Created at: March 4, 2026, 7:36 p.m.