Question: What was the release date of a song by  Bae Su-ji that sold more than 1.3 million copies?
{'answer': 'digitally on January 7 and later physically on January 14, 2016', 'supporting_facts': [['Dream (Suzy and Baekhyun song)', 0], ['Dream (Suzy and Baekhyun song)', 1], ['Dream (Suzy and Baekhyun song)', 2], ['Bae Suzy', 0]]}