Complex sentence: Penrose has several times expressed a desire to try new things, but always returned to "Heartbeat", and in 2006 she signed a new contract with the show, thought to be worth £100,000.
Split into simpler sentences: Penrose has several times expressed a desire to try new things, but has always returned to "Heartbeat". In 2006, she signed a new contract with the show, thought to be worth £100,000.