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 Korostyn | Statement: [Battle of Shelon, followedBy, Treaty of Korostyn]

Target entity: Treaty of Korostyn
Context triple: [Battle of Shelon, followedBy, Treaty of Korostyn]

• A. Treaty of Zboriv
  The Treaty of Zboriv was a 1649 agreement between the Polish–Lithuanian Commonwealth and the Cossacks that ended an early phase of the Khmelnytsky Uprising and granted broad autonomy and privileges to the Cossack Hetmanate.
• B. Treaty of Hadiach
  The Treaty of Hadiach was a 1658 agreement that sought to transform the Polish–Lithuanian Commonwealth into a tripartite Polish–Lithuanian–Ruthenian state by granting extensive autonomy and rights to the Cossack Hetmanate and the Ruthenian nobility.
• C. Treaty of Slobodyshche
  The Treaty of Slobodyshche was a 1660 agreement between the Cossack Hetmanate and the Polish–Lithuanian Commonwealth that reversed the pro-Muscovite orientation of the Cossacks and largely nullified the earlier Treaty of Hadiach.
• D. Treaty of Bila Tserkva (1651)
  The Treaty of Bila Tserkva (1651) was a peace agreement between the Cossack Hetmanate and the Polish–Lithuanian Commonwealth that significantly curtailed Cossack autonomy following early successes in the Khmelnytsky Uprising.
• E. Treaty of Melno
  The Treaty of Melno was a 1422 peace agreement that ended the Gollub War between the Teutonic Order and the Kingdom of Poland–Lithuania, establishing a long-lasting border in the Baltic region.
• 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 Korostyn
Triple: [Battle of Shelon, followedBy, Treaty of Korostyn]

The Treaty of Korostyn was a late 15th-century peace agreement between the Grand Duchy of Moscow and the Novgorod Republic that confirmed Moscow’s dominance and curtailed Novgorod’s political independence.

Target entity: Treaty of Korostyn
Target entity description: The Treaty of Korostyn was a late 15th-century peace agreement between the Grand Duchy of Moscow and the Novgorod Republic that confirmed Moscow’s dominance and curtailed Novgorod’s political independence.

• A. Treaty of Zboriv
  The Treaty of Zboriv was a 1649 agreement between the Polish–Lithuanian Commonwealth and the Cossacks that ended an early phase of the Khmelnytsky Uprising and granted broad autonomy and privileges to the Cossack Hetmanate.
• B. Treaty of Hadiach
  The Treaty of Hadiach was a 1658 agreement that sought to transform the Polish–Lithuanian Commonwealth into a tripartite Polish–Lithuanian–Ruthenian state by granting extensive autonomy and rights to the Cossack Hetmanate and the Ruthenian nobility.
• C. Treaty of Slobodyshche
  The Treaty of Slobodyshche was a 1660 agreement between the Cossack Hetmanate and the Polish–Lithuanian Commonwealth that reversed the pro-Muscovite orientation of the Cossacks and largely nullified the earlier Treaty of Hadiach.
• D. Treaty of Bila Tserkva (1651)
  The Treaty of Bila Tserkva (1651) was a peace agreement between the Cossack Hetmanate and the Polish–Lithuanian Commonwealth that significantly curtailed Cossack autonomy following early successes in the Khmelnytsky Uprising.
• E. Treaty of Melno
  The Treaty of Melno was a 1422 peace agreement that ended the Gollub War between the Teutonic Order and the Kingdom of Poland–Lithuania, establishing a long-lasting border in the Baltic region.
• F. None of above. chosen