In what year was the album “Oya EP” released by Ibeyi?

In what year was the album “Oya EP” released by Ibeyi?: The album “Oya EP” was released in 2014 by Ibeyi, featuring 2 tracks.
What is the most successful song from the album “Oya EP” by Ibeyi?: “River” is the biggest hit from the album “Oya EP” by Ibeyi.

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