Complex sentence: In 2001, RIP recorded by last time a new song, "Anti-Politica", for the compilation "Gaztetxeak martxan!", then in 2003 Carlos "Mahoma" died by cancer, that was the end of the band.
Split into simpler sentences: In 2001, RIP recorded for the last time a new song, "Anti-Politica", for the compilation "Gaztetxeak martxan!". In 2003 Carlos "Mahoma" died by cancer, and that was the end of the band.