user: Question: What is the party for New York 20?
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['New York 16', 'Ellsworth B. Buck', 'Republican', 1944.0, 'Re-elected', 'Ellsworth B. Buck (R) 61.2% John Burry (D) 38.8%']
SQL:

assistant: SELECT "Party" FROM "Table" WHERE "District" = 'New York 20';