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: Anglo-Afghan Treaty of 1921 | Statement: [Treaty of Rawalpindi (1919), relatedTo, Anglo-Afghan Treaty of 1921]

Target entity: Anglo-Afghan Treaty of 1921
Context triple: [Treaty of Rawalpindi (1919), relatedTo, Anglo-Afghan Treaty of 1921]

• A. Treaty of Gandamak
  The Treaty of Gandamak was an 1879 agreement that ended the early phase of the Second Anglo-Afghan War by imposing British control over Afghanistan’s foreign affairs and ceding key frontier territories to the British Empire.
• B. Treaty of Rawalpindi (1919)
  The Treaty of Rawalpindi (1919) was the peace agreement that ended the Third Anglo-Afghan War and recognized Afghanistan’s full independence from British influence.
• C. Treaty of Lahore (1846)
  The Treaty of Lahore (1846) was the agreement that ended the First Anglo-Sikh War, marking the defeat of the Sikh Empire and ceding significant territory and power to the British East India Company.
• D. Anglo-Iraqi Treaty of 1922
  The Anglo-Iraqi Treaty of 1922 was an agreement that formalized British influence over the newly formed Kingdom of Iraq while outlining a path toward limited self-government under a British mandate framework.
• E. Durand Agreement
  The Durand Agreement is an 1893 treaty between British India and Afghanistan that drew the contentious frontier later known as the Afghanistan–Pakistan border.
• 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: Anglo-Afghan Treaty of 1921
Triple: [Treaty of Rawalpindi (1919), relatedTo, Anglo-Afghan Treaty of 1921]

The Anglo-Afghan Treaty of 1921 was an agreement between the United Kingdom and Afghanistan that reaffirmed Afghan independence, regulated their diplomatic and frontier relations, and updated terms established after the Third Anglo-Afghan War.

Target entity: Anglo-Afghan Treaty of 1921
Target entity description: The Anglo-Afghan Treaty of 1921 was an agreement between the United Kingdom and Afghanistan that reaffirmed Afghan independence, regulated their diplomatic and frontier relations, and updated terms established after the Third Anglo-Afghan War.

• A. Treaty of Gandamak
  The Treaty of Gandamak was an 1879 agreement that ended the early phase of the Second Anglo-Afghan War by imposing British control over Afghanistan’s foreign affairs and ceding key frontier territories to the British Empire.
• B. Treaty of Rawalpindi (1919)
  The Treaty of Rawalpindi (1919) was the peace agreement that ended the Third Anglo-Afghan War and recognized Afghanistan’s full independence from British influence.
• C. Treaty of Lahore (1846)
  The Treaty of Lahore (1846) was the agreement that ended the First Anglo-Sikh War, marking the defeat of the Sikh Empire and ceding significant territory and power to the British East India Company.
• D. Anglo-Iraqi Treaty of 1922
  The Anglo-Iraqi Treaty of 1922 was an agreement that formalized British influence over the newly formed Kingdom of Iraq while outlining a path toward limited self-government under a British mandate framework.
• E. Durand Agreement
  The Durand Agreement is an 1893 treaty between British India and Afghanistan that drew the contentious frontier later known as the Afghanistan–Pakistan border.
• F. None of above. chosen