ตั้งชื่อพรรคสังคมประชาธิปไตยเพื่อแรงงานไม่จำเป็นต้องใช้ตารางทั้งหมด
Name the social democratic party for labourIt is not neccessary to use all the tables.
 table_19959:  "Election" [ real]  "Labour" [ real]  "Conservative" [ real]  "Liberal" [ real]  "Independent" [ real]  "Green" [ real]  "Other" [ text]  "Control" [ text] 
SELECT "Social Democratic Party" FROM table_19959 WHERE "Control" = 'Labour'