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: Treaty of Hellgate | Statement: [United States–Native American treaties, hasPart, Treaty of Hellgate]

Target entity: Treaty of Hellgate
Context triple: [United States–Native American treaties, hasPart, Treaty of Hellgate]

• A. Treaty of Mersen
  The Treaty of Mersen was an 870 agreement that further divided the Carolingian Empire between the East and West Frankish kingdoms, shaping the political map of medieval Western Europe.
• B. Treaty of Maguan
  The Treaty of Maguan, better known internationally as the Treaty of Shimonoseki, was the 1895 peace agreement that ended the First Sino-Japanese War and forced Qing China to cede Taiwan and other concessions to Japan.
• C. Treaty of Travendal
  The Treaty of Travendal (1700) was a peace agreement in the early phase of the Great Northern War by which Denmark–Norway withdrew from the conflict and recognized the independence and territorial integrity of Holstein-Gottorp under pressure from Sweden and its allies.
• D. Treaty of Devol
  The Treaty of Devol was a 1108 agreement between Bohemond I of Antioch and Byzantine Emperor Alexios I Komnenos that made the Principality of Antioch a vassal state of the Byzantine Empire.
• E. Treaty of Hopewell
  The Treaty of Hopewell was a series of late 18th-century agreements between the United States and several Native American nations, including the Cherokee, that established boundaries and sought to regulate relations on the southern frontier.
• 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: Treaty of Hellgate
Triple: [United States–Native American treaties, hasPart, Treaty of Hellgate]

The Treaty of Hellgate was an 1855 agreement between the United States and several Salish-speaking tribes in the Pacific Northwest that ceded vast Indigenous lands and established the Flathead Indian Reservation in present-day Montana.

Target entity: Treaty of Hellgate
Target entity description: The Treaty of Hellgate was an 1855 agreement between the United States and several Salish-speaking tribes in the Pacific Northwest that ceded vast Indigenous lands and established the Flathead Indian Reservation in present-day Montana.

• A. Treaty of Mersen
  The Treaty of Mersen was an 870 agreement that further divided the Carolingian Empire between the East and West Frankish kingdoms, shaping the political map of medieval Western Europe.
• B. Treaty of Maguan
  The Treaty of Maguan, better known internationally as the Treaty of Shimonoseki, was the 1895 peace agreement that ended the First Sino-Japanese War and forced Qing China to cede Taiwan and other concessions to Japan.
• C. Treaty of Travendal
  The Treaty of Travendal (1700) was a peace agreement in the early phase of the Great Northern War by which Denmark–Norway withdrew from the conflict and recognized the independence and territorial integrity of Holstein-Gottorp under pressure from Sweden and its allies.
• D. Treaty of Devol
  The Treaty of Devol was a 1108 agreement between Bohemond I of Antioch and Byzantine Emperor Alexios I Komnenos that made the Principality of Antioch a vassal state of the Byzantine Empire.
• E. Treaty of Hopewell
  The Treaty of Hopewell was a series of late 18th-century agreements between the United States and several Native American nations, including the Cherokee, that established boundaries and sought to regulate relations on the southern frontier.
• F. None of above. chosen