CREATE TABLE table_name_4 (year VARCHAR, venue VARCHAR, position VARCHAR, notes VARCHAR)

Which Year has a Position of 2nd, and Notes of -63kg, and a Venue of manchester?
SELECT year FROM table_name_4 WHERE position = "2nd" AND notes = "-63kg" AND venue = "manchester"
SELECT "year" FROM "table_name_4" WHERE "-63kg" = "notes" AND "2nd" = "position" AND "manchester" = "venue"