CREATE TABLE table_40212 ("Event" TEXT, "2007\\u201308" TEXT, "2008\\u201309" TEXT, "2009\\u201310" TEXT, "2010\\u201311" TEXT)

What is the Event when the 2008 09 is sf?
SELECT "Event" FROM table_40212 WHERE "2008\u201309" = 'sf'
SELECT "Event" FROM "table_40212" WHERE "2008\u201309" = 'sf'