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: German–Soviet Boundary and Friendship Treaty | Statement: [Soviet–Polish border changes in the 20th century, keyTreaty, German–Soviet Boundary and Friendship Treaty]

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: German–Soviet Boundary and Friendship Treaty
Triple: [Soviet–Polish border changes in the 20th century, keyTreaty, German–Soviet Boundary and Friendship Treaty]

The German–Soviet Boundary and Friendship Treaty was a 1939 agreement between Nazi Germany and the Soviet Union that revised their spheres of influence in Eastern Europe following the invasion of Poland, solidifying the partition of Polish territory between the two powers.