CREATE TABLE table_3270 ("Episode Number" TEXT, "Episode" TEXT, "Original Airdate" TEXT, "Rating" TEXT, "Share" TEXT, "Rating/Share  ( 18\\u201349 ) " TEXT, "Viewers  ( millions ) " TEXT, "Weekly Rank" FLOAT)

What is the rating/share for 18-49 for Week 6, Part 1?
SELECT "Rating/Share (18\u201349)" FROM table_3270 WHERE "Episode" = 'Week 6, Part 1'
SELECT "Rating/Share (18\u201349)" FROM "table_3270" WHERE "Episode" = 'Week 6, Part 1'