Complex sentence: The extended play consists of four tracks, including "Bloodshake" (formerly known by it's demo title, "Bblood") and "1998"; a cover of the Binary Finary song of the same name.
Split into simpler sentences: The extended play features the track "Bloodshake", formerly known by it's demo title, "Bblood". The play's final track, "1998" is a cover of the Binary Finary song of the same name.