Triple
T4832786
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Potomac River crossings toward Washington, D.C. |
E107981
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | CSX Transportation rail bridge at Long Bridge |
E401654
|
NE FINISHED |
How this triple was built (2 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: CSX Transportation rail bridge at Long Bridge | Statement: [Potomac River crossings toward Washington, D.C., hasComponent, CSX Transportation rail bridge at Long Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CSX Transportation rail bridge at Long Bridge Context triple: [Potomac River crossings toward Washington, D.C., hasComponent, CSX Transportation rail bridge at Long Bridge]
-
A.
CSX Railroad Bridge
chosen
The CSX Railroad Bridge is a freight rail bridge in Washington, D.C., carrying CSX Transportation trains across the Anacostia River as part of a major East Coast rail corridor.
-
B.
Long Bridge (Civil War-era structure)
Long Bridge (Civil War-era structure) was a strategically vital Potomac River crossing near Washington, D.C., heavily used and fortified by Union forces during the American Civil War.
-
C.
Chesapeake Bay Bridge
The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
-
D.
Mid-Bay Bridge
The Mid-Bay Bridge is a toll bridge in Florida that spans Choctawhatchee Bay, providing a direct north–south route between the city of Niceville and the Gulf Coast resort area near Destin.
-
E.
Key Bridge
Key Bridge is a historic steel-arch bridge spanning the Potomac River, connecting Washington, D.C. to Arlington, Virginia.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd43fbe444819085cb970706ef73f7 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6cca88d88190a8ad6cf7856bdf69 |
completed | March 20, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be4dd744688190a420580e3a8332ff |
completed | March 21, 2026, 7:50 a.m. |
Created at: March 20, 2026, 1:24 p.m.