CREATE TABLE table_31508 ("Townland" TEXT, "Area (  acres  ) " FLOAT, "Barony" TEXT, "Civil parish" TEXT, "Poor law union" TEXT)

What is Ballymurphy North's civil parish?
SELECT "Civil parish" FROM table_31508 WHERE "Townland" = 'Ballymurphy North'
SELECT "Civil parish" FROM "table_31508" WHERE "Townland" = 'Ballymurphy North'