Simplify the following text for a Grade 9 native English-speaking person.
Original: As an amateur he also won an Olympic Games team pursuit bronze medal ( 1956 ) , silver in the 1958 British Empire and Commonwealth Games individual pursuit , silver ( 1956 ) and gold ( 1958 ) medals in the British 4000m individual pursuit championship , and was British League of Racing Cyclists hill climb champion in 1957 , picking up a silver medal in the same event the following year .
Simplified: Still 19 , he was part of the Great Britain team pursuit squad which won a bronze medal at the 1956 Summer Olympics in Melbourne . Two years later , he won a silver medal for England in the individual pursuit at the 1958 British Empire and Commonwealth Games in Cardiff .