Complex sentence: The "New Musical Express" was founded at number 5 in 1952 and by the end of the decade, the street had established itself as Britain's "Tin Pan Alley" and housed numerous music publishers and other venues connected with the business.
Split into simpler sentences: The "New Musical Express" was founded at number 5 in 1952. By the end of the decade, the street had established itself as Britain's "Tin Pan Alley" and housed numerous music publishers and other venues connected with the business.