CREATE TABLE table_7524 ("Event" TEXT, "2006\\u201307" TEXT, "2007\\u201308" TEXT, "2008\\u201309" TEXT, "2010\\u201311" TEXT)

Which Event has a 2007 08 of n/a?
SELECT "Event" FROM table_7524 WHERE "2007\u201308" = 'n/a'
SELECT "Event" FROM "table_7524" WHERE "2007\u201308" = 'n/a'