CREATE TABLE table_name_21 (lifespan VARCHAR, representative VARCHAR, party VARCHAR, state VARCHAR)

What is the lifespan of the democratic party in New York, for which Terence J. Quinn is a representative?
SELECT lifespan FROM table_name_21 WHERE party = "democratic" AND state = "new york" AND representative = "terence j. quinn"
SELECT "lifespan" FROM "table_name_21" WHERE "democratic" = "party" AND "new york" = "state" AND "representative" = "terence j. quinn"