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: Nebraska Territory | Statement: [Kansas–Nebraska Act, createdTerritory, Nebraska Territory]

Target entity: Nebraska Territory
Context triple: [Kansas–Nebraska Act, createdTerritory, Nebraska Territory]

• A. Dakota Territory
  Dakota Territory was a 19th-century organized incorporated territory of the United States that once encompassed the areas that later became North Dakota, South Dakota, and parts of neighboring states.
• B. Missouri Territory
  The Missouri Territory was a vast early-19th-century U.S. territorial jurisdiction in the central and western regions of North America that preceded the creation of several Midwestern and Great Plains states.
• C. Wyoming Territory
  Wyoming Territory was an organized incorporated territory of the United States in the late 19th century that preceded the state of Wyoming and encompassed parts of the northern Great Plains and Rocky Mountains.
• D. Iowa Territory
  Iowa Territory was an organized incorporated territory of the United States from 1838 to 1846 that encompassed present-day Iowa and parts of surrounding states before Iowa achieved statehood.
• E. Arkansas Territory
  Arkansas Territory was an organized incorporated territory of the United States from 1819 to 1836 that preceded the state of Arkansas and encompassed parts of what is now Oklahoma.
• 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: Nebraska Territory
Triple: [Kansas–Nebraska Act, createdTerritory, Nebraska Territory]

Nebraska Territory was a mid-19th-century U.S. organized incorporated territory that once encompassed much of the northern Great Plains before being gradually reduced to form the state of Nebraska and parts of several other states.

Target entity: Nebraska Territory
Target entity description: Nebraska Territory was a mid-19th-century U.S. organized incorporated territory that once encompassed much of the northern Great Plains before being gradually reduced to form the state of Nebraska and parts of several other states.

• A. Dakota Territory
  Dakota Territory was a 19th-century organized incorporated territory of the United States that once encompassed the areas that later became North Dakota, South Dakota, and parts of neighboring states.
• B. Missouri Territory
  The Missouri Territory was a vast early-19th-century U.S. territorial jurisdiction in the central and western regions of North America that preceded the creation of several Midwestern and Great Plains states.
• C. Wyoming Territory
  Wyoming Territory was an organized incorporated territory of the United States in the late 19th century that preceded the state of Wyoming and encompassed parts of the northern Great Plains and Rocky Mountains.
• D. Iowa Territory
  Iowa Territory was an organized incorporated territory of the United States from 1838 to 1846 that encompassed present-day Iowa and parts of surrounding states before Iowa achieved statehood.
• E. Arkansas Territory
  Arkansas Territory was an organized incorporated territory of the United States from 1819 to 1836 that preceded the state of Arkansas and encompassed parts of what is now Oklahoma.
• F. None of above. chosen