What is the fine-grained topic of the following text: After signing to Warner/Chappell Publishing, she explorered poppier stylings together with fellow Swedes like Elof Loelv (Niki & The Dove) and hitmaker Alexander Kronlun who previously collaborated with Britney Spears, Robyn and Cyndi Lauper. Only return the topic.
A musician's exploration of pop music style with Swedish collaborators.