CREATE TABLE table_14846 ("Minister" TEXT, "Party" TEXT, "Start date" TEXT, "End date" TEXT, "Prime Minister" TEXT)

Name the start date with lsap and end date of present day
SELECT "Start date" FROM table_14846 WHERE "Party" = 'lsap' AND "End date" = 'present day'
SELECT "Start date" FROM "table_14846" WHERE "End date" = 'present day' AND "Party" = 'lsap'