Complex sentence: After signing a record deal, West subsequently featured Desiigner on two tracks, "Pt.2" (which features an interpolation of "Panda") and "Freestyle 4" taken from West's seventh album "The Life of Pablo".
Split into simpler sentences: After signing a record deal, Desiigner was subsequently featured on the two tracks, "Pt.2" (which features an interpolation of "Panda") and "Freestyle 4" performed by Kanye West. These two tracks were included on West's seventh album "The Life of Pablo".