CREATE TABLE table_68348 ("Round" CLOB, "Kick Off" CLOB, "Opponents" CLOB, "H / A" CLOB, "Result" CLOB, "Attendance" FLOAT, "Report" CLOB)

What was the kickoff date for the round value of R4?
SELECT "Kick Off" FROM table_68348 WHERE "Round" = 'r4'
SELECT "Kick Off" FROM "table_68348" WHERE "Round" = 'r4'