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: 21 demands of the MKS | Statement: [Gdańsk Agreement, basedOn, 21 demands of the MKS]

Target entity: 21 demands of the MKS
Context triple: [Gdańsk Agreement, basedOn, 21 demands of the MKS]

• A. Manifesto
  Manifesto is a 1979 studio album by the English art rock band Roxy Music, marking their return after a four-year hiatus and featuring a blend of glam, art rock, and sophisticated pop.
• B. Manifesto
  "Manifesto" is a solo studio album by Wu-Tang Clan member Inspectah Deck, showcasing his lyrical skills over gritty, East Coast hip-hop production.
• C. February Manifesto (1899)
  The February Manifesto of 1899 was a decree by Tsar Nicholas II that curtailed the autonomy of the Grand Duchy of Finland and intensified Russification policies, sparking widespread Finnish resistance.
• D. Joffe–Sun Yat-sen Manifesto
  The Joffe–Sun Yat-sen Manifesto was a 1923 joint declaration between Soviet envoy Adolf Joffe and Chinese revolutionary leader Sun Yat-sen that outlined Soviet support for China’s national unification and the reorganization of the Chinese Nationalist Party (Kuomintang).
• E. The Mass Strike
  The Mass Strike is a 1906 political pamphlet by Rosa Luxemburg analyzing the role of mass strikes in revolutionary movements and the relationship between workers, trade unions, and socialist parties.
• 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: 21 demands of the MKS
Triple: [Gdańsk Agreement, basedOn, 21 demands of the MKS]

The 21 demands of the MKS were a landmark set of worker and civil rights demands issued by striking shipyard workers in Gdańsk in 1980, which laid the foundation for the Solidarity movement and challenged communist rule in Poland.

Target entity: 21 demands of the MKS
Target entity description: The 21 demands of the MKS were a landmark set of worker and civil rights demands issued by striking shipyard workers in Gdańsk in 1980, which laid the foundation for the Solidarity movement and challenged communist rule in Poland.

• A. Manifesto
  Manifesto is a 1979 studio album by the English art rock band Roxy Music, marking their return after a four-year hiatus and featuring a blend of glam, art rock, and sophisticated pop.
• B. Manifesto
  "Manifesto" is a solo studio album by Wu-Tang Clan member Inspectah Deck, showcasing his lyrical skills over gritty, East Coast hip-hop production.
• C. February Manifesto (1899)
  The February Manifesto of 1899 was a decree by Tsar Nicholas II that curtailed the autonomy of the Grand Duchy of Finland and intensified Russification policies, sparking widespread Finnish resistance.
• D. Joffe–Sun Yat-sen Manifesto
  The Joffe–Sun Yat-sen Manifesto was a 1923 joint declaration between Soviet envoy Adolf Joffe and Chinese revolutionary leader Sun Yat-sen that outlined Soviet support for China’s national unification and the reorganization of the Chinese Nationalist Party (Kuomintang).
• E. The Mass Strike
  The Mass Strike is a 1906 political pamphlet by Rosa Luxemburg analyzing the role of mass strikes in revolutionary movements and the relationship between workers, trade unions, and socialist parties.
• F. None of above. chosen