Complex sentence: Mayall used the band name between 1963 and 1967, but then dropped it for some fifteen years, but in 1982 a'Return of the Bluesbreakers' was announced and it has been kept since then.
Split into simpler sentences: Mayall used the band name between 1963 and 1967, but then dropped it for some fifteen years. However, in 1982 a'Return of the Bluesbreakers' was announced and the name has been kept since then.