Triple
T68670
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Virginia Railway Express |
E1371
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
Manassas Line
The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
|
E11673
|
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: Manassas Line | Statement: [Virginia Railway Express, hasLine, Manassas Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manassas Line Context triple: [Virginia Railway Express, hasLine, Manassas Line]
-
A.
Fredericksburg Line
The Fredericksburg Line is a Virginia Railway Express commuter rail route that connects Washington, D.C. with communities in Northern Virginia along the I-95 corridor.
-
B.
Manassas
Manassas is an independent city in Northern Virginia best known as the site of two major American Civil War battles and now a suburban community within the Washington, D.C. metropolitan area.
-
C.
Manassas National Battlefield Park
Manassas National Battlefield Park is a preserved Civil War battlefield in Virginia that commemorates the First and Second Battles of Bull Run through historic landscapes, monuments, and visitor exhibits.
-
D.
Appomattox Court House, Virginia
Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
-
E.
Antietam Creek, Maryland
Antietam Creek in Maryland is a historic waterway best known as the site of the Battle of Antietam, one of the bloodiest and most consequential engagements of the American Civil War.
- 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: Manassas Line Triple: [Virginia Railway Express, hasLine, Manassas Line]
Generated description
The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Manassas Line Target entity description: The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
-
A.
Fredericksburg Line
The Fredericksburg Line is a Virginia Railway Express commuter rail route that connects Washington, D.C. with communities in Northern Virginia along the I-95 corridor.
-
B.
Manassas
Manassas is an independent city in Northern Virginia best known as the site of two major American Civil War battles and now a suburban community within the Washington, D.C. metropolitan area.
-
C.
Manassas National Battlefield Park
Manassas National Battlefield Park is a preserved Civil War battlefield in Virginia that commemorates the First and Second Battles of Bull Run through historic landscapes, monuments, and visitor exhibits.
-
D.
Appomattox Court House, Virginia
Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
-
E.
Antietam Creek, Maryland
Antietam Creek in Maryland is a historic waterway best known as the site of the Battle of Antietam, one of the bloodiest and most consequential engagements of the American Civil War.
- 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_69a24c06b3bc8190aa4ac89026115efc |
completed | Feb. 28, 2026, 1:59 a.m. |
| NER | Named-entity recognition | batch_69a24f0333dc8190a29d28cbf6e4e813 |
completed | Feb. 28, 2026, 2:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a27bff33b8819084f00ed115ebedeb |
completed | Feb. 28, 2026, 5:24 a.m. |
| NEDg | Description generation | batch_69a27f2f07d88190832000212142b088 |
completed | Feb. 28, 2026, 5:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a27ffd4818819091a276d54c750dc0 |
completed | Feb. 28, 2026, 5:41 a.m. |
Created at: Feb. 28, 2026, 2:03 a.m.