Triple

T7448918
Position Surface form Disambiguated ID Type / Status
Subject Manassas Campaign E171954 entity
Predicate relatedRailroad P76977 FINISHED
Object Orange and Alexandria Railroad
The Orange and Alexandria Railroad was a key 19th-century Virginia rail line that played a significant strategic role during the American Civil War, particularly in campaigns around northern and central Virginia.
E666292 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: Orange and Alexandria Railroad | Statement: [Manassas Campaign, relatedRailroad, Orange and Alexandria Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Orange and Alexandria Railroad
Context triple: [Manassas Campaign, relatedRailroad, Orange and Alexandria Railroad]
  • A. Alexandria, Loudoun and Hampshire Railroad
    The Alexandria, Loudoun and Hampshire Railroad was a 19th-century Virginia railway line that played a strategic role during the American Civil War, including in early engagements such as the Battle of Vienna.
  • B. Seaboard System Railroad
    Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
  • C. Washington and Old Dominion Railroad
    The Washington and Old Dominion Railroad was a regional rail line in Northern Virginia that operated from the 19th to the mid-20th century, later converted into the popular Washington & Old Dominion Railroad Trail.
  • D. Virginian Railway
    The Virginian Railway was an early 20th-century American coal-hauling railroad that operated primarily in West Virginia and Virginia, renowned for its efficient, heavy-duty freight operations and later incorporation into the Norfolk and Western Railway.
  • E. Seaboard Air Line Railroad
    Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
  • 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: Orange and Alexandria Railroad
Triple: [Manassas Campaign, relatedRailroad, Orange and Alexandria Railroad]
Generated description
The Orange and Alexandria Railroad was a key 19th-century Virginia rail line that played a significant strategic role during the American Civil War, particularly in campaigns around northern and central Virginia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Orange and Alexandria Railroad
Target entity description: The Orange and Alexandria Railroad was a key 19th-century Virginia rail line that played a significant strategic role during the American Civil War, particularly in campaigns around northern and central Virginia.
  • A. Alexandria, Loudoun and Hampshire Railroad
    The Alexandria, Loudoun and Hampshire Railroad was a 19th-century Virginia railway line that played a strategic role during the American Civil War, including in early engagements such as the Battle of Vienna.
  • B. Seaboard System Railroad
    Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
  • C. Washington and Old Dominion Railroad
    The Washington and Old Dominion Railroad was a regional rail line in Northern Virginia that operated from the 19th to the mid-20th century, later converted into the popular Washington & Old Dominion Railroad Trail.
  • D. Virginian Railway
    The Virginian Railway was an early 20th-century American coal-hauling railroad that operated primarily in West Virginia and Virginia, renowned for its efficient, heavy-duty freight operations and later incorporation into the Norfolk and Western Railway.
  • E. Seaboard Air Line Railroad
    Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
  • 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_69c68a65402881908f7869368eb746fb completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f4ec85488190a1f7fb913e0fbe35 completed March 27, 2026, 9:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c83455d84c8190bd129fda0813dc56 completed March 28, 2026, 8:04 p.m.
NEDg Description generation batch_69c835904be081908fa9317eb5568d82 completed March 28, 2026, 8:09 p.m.
NED2 Entity disambiguation (via description) batch_69c83621b32c8190bd4b289b5f9f1764 completed March 28, 2026, 8:12 p.m.
Created at: March 27, 2026, 3:14 p.m.