CREATE TABLE table_3271 ("Episode Number" CLOB, "Episode" CLOB, "Original Airdate" CLOB, "Rating" CLOB, "Share" CLOB, "Rating/Share  ( 18\\u201349 ) " CLOB, "Viewers  ( millions ) " CLOB, "Weekly Rank" FLOAT)

What is the weekly rank of the episode with a 14 share whose original airdate was April 20, 2010?
SELECT "Weekly Rank" FROM table_3271 WHERE "Share" = '14' AND "Original Airdate" = 'April 20, 2010'
SELECT "Weekly Rank" FROM "table_3271" WHERE "Original Airdate" = 'April 20, 2010' AND "Share" = '14'