Question: Sweet Girl is the sixth mini-album released by which organization, under WM Entertainment, the  title song of the album, "Sweet Girl", along with the other songs, was produced by leader   professionally known as Jinyoung, is a South Korean singer, songwriter, record producer, and actor, given name is Jung Jin-young?
{'answer': 'B1A4', 'supporting_facts': [['Sweet Girl (EP)', 0], ['Jung Jin-young (singer)', 0]]}