Complex sentence: They must also deal with a house guest in shape of Lavon's cousin Lynly who begins a relationship with George but after realising there is still a spark between him and his ex Tansy she leaves Bluebell.
Split into simpler sentences: They must also deal with a house guest in shape of Lavon's cousin, Lynly. Lynly begins a relationship with George but after realising there is still a spark between him and his ex Tansy she leaves Bluebell.