 Complete the following phrase:  Founded in 1900 by eleven football players led by Franz John, the club had its period of greatest success in the middle of the 1970s when, under the captaincy of Franz Beckenbauer, they won the European Cup three times in a row 197476. Overall, Bayern has reached eleven a hrefList20of20European20Cup20and20UEFA20Champions20League20finalsEuropean CupUEFA Champions League finalsa, most recently winning their sixth title in 