Question: SSavage Mode is a collaborative extended play by Atlanta-based rapper 21 Savage, and Atlanta-based record producer Metro Boomin, It was released on July 15, 2016, on which online audio distribution platform based in Berlin, Germany, that enables its users to upload, record, promote, and share their originally-created sounds?
Sentence (from "Savage Mode"): The EP was self-released.
Relevant evidence: No