Complex sentence: After further unsuccessful singles, they were signed to Mickie Most's RAK label, and had a string of hits written by Nicky Chinn and Mike Chapman, including two which topped the British charts in 1974, Lonely This Christmas, and Tiger Feet.
Split into simpler sentences: After further unsuccessful singles, they were signed to Mickie Most's RAK label. Mud had a string of hits written by Nicky Chinn and Mike Chapman, including two which topped the British charts in 1974, Lonely This Christmas, and Tiger Feet.