CREATE TABLE table_43092 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Attendance" CLOB)

Who was the opponent on December 18, 2005?
SELECT "Opponent" FROM table_43092 WHERE "Date" = 'december 18, 2005'
SELECT "Opponent" FROM "table_43092" WHERE "Date" = 'december 18, 2005'