Triple

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).

Phrase: Byzantine invasion of Bulgaria in 811 | Statement: [Battle of Varbitsa Pass, precededBy, Byzantine invasion of Bulgaria in 811]

Target entity: Byzantine invasion of Bulgaria in 811
Context triple: [Battle of Varbitsa Pass, precededBy, Byzantine invasion of Bulgaria in 811]

• A. Kievan Rus' invasion of Bulgaria
  The Kievan Rus' invasion of Bulgaria was a 10th-century military campaign in which Prince Sviatoslav I of Kiev overran much of the First Bulgarian Empire, reshaping the balance of power in Eastern Europe and prompting Byzantine intervention.
• B. Siege of Adrianople (813)
  The Siege of Adrianople (813) was a major early 9th-century military engagement in which Bulgarian forces under Khan Krum besieged and captured the Byzantine city of Adrianople during the Byzantine–Bulgarian wars.
• C. Siege of Adrianople (914)
  The Siege of Adrianople (914) was a major early 10th-century confrontation in which Bulgarian forces besieged and captured the Byzantine city of Adrianople during the Byzantine–Bulgarian wars.
• D. Battle of Pliska
  The Battle of Pliska was a major 811 AD clash in which the First Bulgarian Empire decisively defeated and annihilated a Byzantine army led by Emperor Nikephoros I, reshaping the balance of power in the Balkans.
• E. Byzantine–Bulgarian wars
  The Byzantine–Bulgarian wars were a series of medieval conflicts between the Byzantine Empire and the Bulgarian states that shaped the political and territorial balance of power in the Balkans.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

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]"

Entity: Byzantine invasion of Bulgaria in 811
Triple: [Battle of Varbitsa Pass, precededBy, Byzantine invasion of Bulgaria in 811]

The Byzantine invasion of Bulgaria in 811 was a major military campaign by Emperor Nikephoros I that culminated in a disastrous defeat for the Byzantines and the emperor’s death at the hands of the Bulgarians.

Target entity: Byzantine invasion of Bulgaria in 811
Target entity description: The Byzantine invasion of Bulgaria in 811 was a major military campaign by Emperor Nikephoros I that culminated in a disastrous defeat for the Byzantines and the emperor’s death at the hands of the Bulgarians.

• A. Kievan Rus' invasion of Bulgaria
  The Kievan Rus' invasion of Bulgaria was a 10th-century military campaign in which Prince Sviatoslav I of Kiev overran much of the First Bulgarian Empire, reshaping the balance of power in Eastern Europe and prompting Byzantine intervention.
• B. Siege of Adrianople (813)
  The Siege of Adrianople (813) was a major early 9th-century military engagement in which Bulgarian forces under Khan Krum besieged and captured the Byzantine city of Adrianople during the Byzantine–Bulgarian wars.
• C. Siege of Adrianople (914)
  The Siege of Adrianople (914) was a major early 10th-century confrontation in which Bulgarian forces besieged and captured the Byzantine city of Adrianople during the Byzantine–Bulgarian wars.
• D. Battle of Pliska chosen
  The Battle of Pliska was a major 811 AD clash in which the First Bulgarian Empire decisively defeated and annihilated a Byzantine army led by Emperor Nikephoros I, reshaping the balance of power in the Balkans.
• E. Byzantine–Bulgarian wars
  The Byzantine–Bulgarian wars were a series of medieval conflicts between the Byzantine Empire and the Bulgarian states that shaped the political and territorial balance of power in the Balkans.
• F. None of above.